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Logarithm Table for base 109

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This page shows the logarithm table for base 109, in blocks of 100 values — each block covers one whole number N (its row lists N.0 through N.9, and each row's 10 columns walk the hundredths digit 0 through 9). Hover any cell to trace it back to its row and column, or print a block directly from its own header.

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Logarithm Table for base 109 — N = 1.00–1.99
N.i 0 1 2 3 4 5 6 7 8 9
1.0 0.000000 0.002121 0.004221 0.006301 0.008360 0.010400 0.012421 0.014422 0.016405 0.018369
1.1 0.020316 0.022245 0.024157 0.026052 0.027930 0.029791 0.031637 0.033467 0.035281 0.037080
1.2 0.038863 0.040632 0.042387 0.044127 0.045853 0.047565 0.049263 0.050948 0.052620 0.054279
1.3 0.055925 0.057559 0.059180 0.060788 0.062385 0.063970 0.065543 0.067105 0.068655 0.070194
1.4 0.071722 0.073239 0.074745 0.076241 0.077727 0.079202 0.080667 0.082122 0.083567 0.085002
1.5 0.086428 0.087845 0.089252 0.090649 0.092038 0.093418 0.094788 0.096151 0.097504 0.098849
1.6 0.100185 0.101513 0.102833 0.104145 0.105449 0.106744 0.108032 0.109313 0.110585 0.111850
1.7 0.113108 0.114358 0.115601 0.116837 0.118065 0.119287 0.120501 0.121709 0.122910 0.124104
1.8 0.125292 0.126473 0.127647 0.128815 0.129977 0.131132 0.132281 0.133424 0.134561 0.135692
1.9 0.136817 0.137935 0.139049 0.140156 0.141257 0.142353 0.143444 0.144529 0.145608 0.146682

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Logarithm Table for base 109 — N = 2.00–2.99
N.i 0 1 2 3 4 5 6 7 8 9
2.0 0.147750 0.148813 0.149871 0.150924 0.151971 0.153014 0.154051 0.155083 0.156110 0.157133
2.1 0.158150 0.159163 0.160171 0.161174 0.162172 0.163166 0.164155 0.165140 0.166120 0.167095
2.2 0.168066 0.169033 0.169995 0.170953 0.171907 0.172857 0.173802 0.174743 0.175680 0.176613
2.3 0.177542 0.178466 0.179387 0.180304 0.181217 0.182126 0.183031 0.183932 0.184830 0.185723
2.4 0.186613 0.187500 0.188382 0.189261 0.190137 0.191009 0.191877 0.192742 0.193603 0.194461
2.5 0.195315 0.196166 0.197014 0.197858 0.198699 0.199536 0.200370 0.201201 0.202029 0.202854
2.6 0.203675 0.204494 0.205309 0.206121 0.206930 0.207736 0.208538 0.209338 0.210135 0.210929
2.7 0.211720 0.212508 0.213293 0.214075 0.214855 0.215631 0.216405 0.217176 0.217944 0.218709
2.8 0.219472 0.220232 0.220989 0.221744 0.222496 0.223245 0.223991 0.224735 0.225477 0.226216
2.9 0.226952 0.227686 0.228417 0.229146 0.229872 0.230596 0.231317 0.232036 0.232753 0.233467
Logarithm Table for base 109 — N = 3.00–3.99
N.i 0 1 2 3 4 5 6 7 8 9
3.0 0.234178 0.234888 0.235595 0.236299 0.237002 0.237702 0.238399 0.239095 0.239788 0.240479
3.1 0.241168 0.241854 0.242539 0.243221 0.243901 0.244578 0.245254 0.245928 0.246599 0.247268
3.2 0.247935 0.248600 0.249263 0.249924 0.250583 0.251240 0.251895 0.252548 0.253199 0.253848
3.3 0.254495 0.255140 0.255783 0.256424 0.257063 0.257700 0.258335 0.258969 0.259600 0.260230
3.4 0.260858 0.261484 0.262108 0.262731 0.263351 0.263970 0.264587 0.265202 0.265815 0.266427
3.5 0.267037 0.267645 0.268251 0.268856 0.269459 0.270060 0.270660 0.271258 0.271854 0.272449
3.6 0.273042 0.273633 0.274223 0.274811 0.275397 0.275982 0.276565 0.277147 0.277727 0.278305
3.7 0.278882 0.279457 0.280031 0.280603 0.281174 0.281743 0.282311 0.282877 0.283442 0.284005
3.8 0.284567 0.285127 0.285686 0.286243 0.286799 0.287353 0.287906 0.288458 0.289008 0.289556
3.9 0.290104 0.290649 0.291194 0.291737 0.292279 0.292819 0.293358 0.293896 0.294432 0.294967
Logarithm Table for base 109 — N = 4.00–4.99
N.i 0 1 2 3 4 5 6 7 8 9
4.0 0.295500 0.296032 0.296563 0.297093 0.297621 0.298148 0.298674 0.299198 0.299721 0.300243
4.1 0.300764 0.301283 0.301801 0.302318 0.302833 0.303347 0.303860 0.304372 0.304883 0.305392
4.2 0.305900 0.306407 0.306913 0.307417 0.307921 0.308423 0.308924 0.309424 0.309922 0.310420
4.3 0.310916 0.311411 0.311905 0.312398 0.312890 0.313380 0.313870 0.314358 0.314845 0.315331
4.4 0.315816 0.316300 0.316783 0.317265 0.317745 0.318225 0.318703 0.319181 0.319657 0.320132
4.5 0.320607 0.321080 0.321552 0.322023 0.322493 0.322962 0.323430 0.323897 0.324363 0.324828
4.6 0.325292 0.325755 0.326216 0.326677 0.327137 0.327596 0.328054 0.328511 0.328967 0.329422
4.7 0.329876 0.330329 0.330781 0.331232 0.331682 0.332132 0.332580 0.333027 0.333474 0.333919
4.8 0.334364 0.334807 0.335250 0.335692 0.336133 0.336573 0.337012 0.337450 0.337887 0.338323
4.9 0.338759 0.339193 0.339627 0.340060 0.340492 0.340923 0.341353 0.341782 0.342211 0.342638
Logarithm Table for base 109 — N = 5.00–5.99
N.i 0 1 2 3 4 5 6 7 8 9
5.0 0.343065 0.343491 0.343916 0.344340 0.344764 0.345186 0.345608 0.346029 0.346449 0.346868
5.1 0.347286 0.347704 0.348121 0.348536 0.348952 0.349366 0.349779 0.350192 0.350604 0.351015
5.2 0.351425 0.351835 0.352244 0.352652 0.353059 0.353465 0.353871 0.354276 0.354680 0.355083
5.3 0.355486 0.355887 0.356289 0.356689 0.357088 0.357487 0.357885 0.358283 0.358679 0.359075
5.4 0.359470 0.359864 0.360258 0.360651 0.361043 0.361435 0.361825 0.362215 0.362605 0.362993
5.5 0.363381 0.363769 0.364155 0.364541 0.364926 0.365310 0.365694 0.366077 0.366459 0.366841
5.6 0.367222 0.367602 0.367982 0.368361 0.368739 0.369117 0.369494 0.369870 0.370246 0.370621
5.7 0.370995 0.371369 0.371742 0.372114 0.372486 0.372857 0.373227 0.373597 0.373966 0.374334
5.8 0.374702 0.375069 0.375436 0.375802 0.376167 0.376532 0.376896 0.377259 0.377622 0.377984
5.9 0.378346 0.378707 0.379067 0.379427 0.379786 0.380145 0.380503 0.380860 0.381217 0.381573
Logarithm Table for base 109 — N = 6.00–6.99
N.i 0 1 2 3 4 5 6 7 8 9
6.0 0.381929 0.382283 0.382638 0.382992 0.383345 0.383697 0.384049 0.384401 0.384752 0.385102
6.1 0.385452 0.385801 0.386150 0.386498 0.386845 0.387192 0.387538 0.387884 0.388229 0.388574
6.2 0.388918 0.389261 0.389604 0.389947 0.390289 0.390630 0.390971 0.391311 0.391651 0.391990
6.3 0.392329 0.392667 0.393004 0.393341 0.393678 0.394014 0.394349 0.394684 0.395018 0.395352
6.4 0.395685 0.396018 0.396351 0.396682 0.397014 0.397344 0.397674 0.398004 0.398333 0.398662
6.5 0.398990 0.399318 0.399645 0.399972 0.400298 0.400624 0.400949 0.401274 0.401598 0.401921
6.6 0.402245 0.402567 0.402890 0.403211 0.403533 0.403853 0.404174 0.404494 0.404813 0.405132
6.7 0.405450 0.405768 0.406085 0.406402 0.406719 0.407035 0.407350 0.407666 0.407980 0.408294
6.8 0.408608 0.408921 0.409234 0.409546 0.409858 0.410170 0.410481 0.410791 0.411101 0.411411
6.9 0.411720 0.412029 0.412337 0.412645 0.412952 0.413259 0.413565 0.413872 0.414177 0.414482
Logarithm Table for base 109 — N = 7.00–7.99
N.i 0 1 2 3 4 5 6 7 8 9
7.0 0.414787 0.415091 0.415395 0.415699 0.416002 0.416304 0.416606 0.416908 0.417209 0.417510
7.1 0.417811 0.418111 0.418410 0.418709 0.419008 0.419306 0.419604 0.419902 0.420199 0.420496
7.2 0.420792 0.421088 0.421383 0.421678 0.421973 0.422267 0.422561 0.422854 0.423147 0.423440
7.3 0.423732 0.424024 0.424315 0.424606 0.424897 0.425187 0.425477 0.425766 0.426055 0.426344
7.4 0.426632 0.426920 0.427208 0.427495 0.427781 0.428068 0.428354 0.428639 0.428924 0.429209
7.5 0.429493 0.429777 0.430061 0.430344 0.430627 0.430910 0.431192 0.431474 0.431755 0.432036
7.6 0.432317 0.432597 0.432877 0.433157 0.433436 0.433715 0.433993 0.434271 0.434549 0.434826
7.7 0.435103 0.435380 0.435656 0.435932 0.436208 0.436483 0.436758 0.437032 0.437306 0.437580
7.8 0.437854 0.438127 0.438399 0.438672 0.438944 0.439216 0.439487 0.439758 0.440029 0.440299
7.9 0.440569 0.440839 0.441108 0.441377 0.441646 0.441914 0.442182 0.442449 0.442717 0.442984
Logarithm Table for base 109 — N = 8.00–8.99
N.i 0 1 2 3 4 5 6 7 8 9
8.0 0.443250 0.443517 0.443783 0.444048 0.444313 0.444578 0.444843 0.445107 0.445371 0.445635
8.1 0.445898 0.446161 0.446424 0.446686 0.446948 0.447210 0.447471 0.447732 0.447993 0.448254
8.2 0.448514 0.448774 0.449033 0.449292 0.449551 0.449810 0.450068 0.450326 0.450583 0.450841
8.3 0.451098 0.451354 0.451611 0.451867 0.452122 0.452378 0.452633 0.452888 0.453142 0.453396
8.4 0.453650 0.453904 0.454157 0.454410 0.454663 0.454915 0.455168 0.455419 0.455671 0.455922
8.5 0.456173 0.456424 0.456674 0.456924 0.457174 0.457423 0.457672 0.457921 0.458170 0.458418
8.6 0.458666 0.458914 0.459161 0.459408 0.459655 0.459902 0.460148 0.460394 0.460640 0.460885
8.7 0.461130 0.461375 0.461620 0.461864 0.462108 0.462352 0.462595 0.462839 0.463081 0.463324
8.8 0.463567 0.463809 0.464050 0.464292 0.464533 0.464774 0.465015 0.465255 0.465496 0.465735
8.9 0.465975 0.466214 0.466454 0.466692 0.466931 0.467169 0.467407 0.467645 0.467883 0.468120
Logarithm Table for base 109 — N = 9.00–9.99
N.i 0 1 2 3 4 5 6 7 8 9
9.0 0.468357 0.468593 0.468830 0.469066 0.469302 0.469538 0.469773 0.470008 0.470243 0.470478
9.1 0.470712 0.470946 0.471180 0.471414 0.471647 0.471880 0.472113 0.472346 0.472578 0.472810
9.2 0.473042 0.473273 0.473505 0.473736 0.473967 0.474197 0.474427 0.474657 0.474887 0.475117
9.3 0.475346 0.475575 0.475804 0.476033 0.476261 0.476489 0.476717 0.476945 0.477172 0.477399
9.4 0.477626 0.477853 0.478079 0.478305 0.478531 0.478757 0.478982 0.479207 0.479432 0.479657
9.5 0.479882 0.480106 0.480330 0.480554 0.480777 0.481001 0.481224 0.481447 0.481669 0.481892
9.6 0.482114 0.482336 0.482557 0.482779 0.483000 0.483221 0.483442 0.483662 0.483883 0.484103
9.7 0.484323 0.484542 0.484762 0.484981 0.485200 0.485419 0.485637 0.485855 0.486073 0.486291
9.8 0.486509 0.486726 0.486943 0.487160 0.487377 0.487594 0.487810 0.488026 0.488242 0.488458
9.9 0.488673 0.488888 0.489103 0.489318 0.489532 0.489747 0.489961 0.490175 0.490389 0.490602
Logarithm Table for base 109 — N = 10.00–10.99
N.i 0 1 2 3 4 5 6 7 8 9
10.0 0.490815 0.491028 0.491241 0.491454 0.491666 0.491878 0.492090 0.492302 0.492514 0.492725
10.1 0.492936 0.493147 0.493358 0.493568 0.493779 0.493989 0.494199 0.494408 0.494618 0.494827
10.2 0.495036 0.495245 0.495454 0.495662 0.495871 0.496079 0.496287 0.496494 0.496702 0.496909
10.3 0.497116 0.497323 0.497529 0.497736 0.497942 0.498148 0.498354 0.498560 0.498765 0.498970
10.4 0.499175 0.499380 0.499585 0.499789 0.499994 0.500198 0.500402 0.500605 0.500809 0.501012
10.5 0.501215 0.501418 0.501621 0.501823 0.502026 0.502228 0.502430 0.502632 0.502833 0.503035
10.6 0.503236 0.503437 0.503638 0.503838 0.504039 0.504239 0.504439 0.504639 0.504838 0.505038
10.7 0.505237 0.505436 0.505635 0.505834 0.506033 0.506231 0.506429 0.506627 0.506825 0.507023
10.8 0.507220 0.507417 0.507615 0.507811 0.508008 0.508205 0.508401 0.508597 0.508793 0.508989
10.9 0.509185 0.509380 0.509576 0.509771 0.509966 0.510160 0.510355 0.510549 0.510743 0.510938
Logarithm Table for base 109 — N = 11.00–11.99
N.i 0 1 2 3 4 5 6 7 8 9
11.0 0.511131 0.511325 0.511519 0.511712 0.511905 0.512098 0.512291 0.512484 0.512676 0.512868
11.1 0.513060 0.513252 0.513444 0.513636 0.513827 0.514018 0.514210 0.514400 0.514591 0.514782
11.2 0.514972 0.515162 0.515353 0.515542 0.515732 0.515922 0.516111 0.516300 0.516489 0.516678
11.3 0.516867 0.517056 0.517244 0.517432 0.517620 0.517808 0.517996 0.518183 0.518371 0.518558
11.4 0.518745 0.518932 0.519119 0.519305 0.519492 0.519678 0.519864 0.520050 0.520236 0.520421
11.5 0.520607 0.520792 0.520977 0.521162 0.521347 0.521531 0.521716 0.521900 0.522084 0.522268
11.6 0.522452 0.522636 0.522819 0.523003 0.523186 0.523369 0.523552 0.523735 0.523917 0.524100
11.7 0.524282 0.524464 0.524646 0.524828 0.525009 0.525191 0.525372 0.525553 0.525734 0.525915
11.8 0.526096 0.526277 0.526457 0.526637 0.526817 0.526997 0.527177 0.527357 0.527536 0.527716
11.9 0.527895 0.528074 0.528253 0.528432 0.528610 0.528789 0.528967 0.529145 0.529323 0.529501
Logarithm Table for base 109 — N = 12.00–12.99
N.i 0 1 2 3 4 5 6 7 8 9
12.0 0.529679 0.529856 0.530034 0.530211 0.530388 0.530565 0.530742 0.530918 0.531095 0.531271
12.1 0.531448 0.531624 0.531800 0.531975 0.532151 0.532327 0.532502 0.532677 0.532852 0.533027
12.2 0.533202 0.533377 0.533551 0.533725 0.533900 0.534074 0.534248 0.534422 0.534595 0.534769
12.3 0.534942 0.535115 0.535288 0.535461 0.535634 0.535807 0.535979 0.536152 0.536324 0.536496
12.4 0.536668 0.536840 0.537012 0.537183 0.537355 0.537526 0.537697 0.537868 0.538039 0.538210
12.5 0.538380 0.538551 0.538721 0.538891 0.539061 0.539231 0.539401 0.539571 0.539740 0.539909
12.6 0.540079 0.540248 0.540417 0.540586 0.540754 0.540923 0.541091 0.541260 0.541428 0.541596
12.7 0.541764 0.541931 0.542099 0.542267 0.542434 0.542601 0.542768 0.542935 0.543102 0.543269
12.8 0.543436 0.543602 0.543768 0.543935 0.544101 0.544267 0.544432 0.544598 0.544764 0.544929
12.9 0.545094 0.545260 0.545425 0.545590 0.545754 0.545919 0.546084 0.546248 0.546412 0.546576
Logarithm Table for base 109 — N = 13.00–13.99
N.i 0 1 2 3 4 5 6 7 8 9
13.0 0.546740 0.546904 0.547068 0.547232 0.547395 0.547559 0.547722 0.547885 0.548048 0.548211
13.1 0.548374 0.548536 0.548699 0.548861 0.549024 0.549186 0.549348 0.549510 0.549672 0.549833
13.2 0.549995 0.550156 0.550317 0.550479 0.550640 0.550801 0.550961 0.551122 0.551283 0.551443
13.3 0.551604 0.551764 0.551924 0.552084 0.552244 0.552403 0.552563 0.552722 0.552882 0.553041
13.4 0.553200 0.553359 0.553518 0.553677 0.553836 0.553994 0.554153 0.554311 0.554469 0.554627
13.5 0.554785 0.554943 0.555101 0.555258 0.555416 0.555573 0.555730 0.555887 0.556044 0.556201
13.6 0.556358 0.556515 0.556671 0.556828 0.556984 0.557140 0.557297 0.557453 0.557608 0.557764
13.7 0.557920 0.558075 0.558231 0.558386 0.558541 0.558696 0.558851 0.559006 0.559161 0.559316
13.8 0.559470 0.559624 0.559779 0.559933 0.560087 0.560241 0.560395 0.560549 0.560702 0.560856
13.9 0.561009 0.561162 0.561316 0.561469 0.561622 0.561774 0.561927 0.562080 0.562232 0.562385
Logarithm Table for base 109 — N = 14.00–14.99
N.i 0 1 2 3 4 5 6 7 8 9
14.0 0.562537 0.562689 0.562841 0.562993 0.563145 0.563297 0.563449 0.563600 0.563752 0.563903
14.1 0.564054 0.564205 0.564356 0.564507 0.564658 0.564809 0.564959 0.565110 0.565260 0.565411
14.2 0.565561 0.565711 0.565861 0.566011 0.566160 0.566310 0.566459 0.566609 0.566758 0.566907
14.3 0.567057 0.567206 0.567354 0.567503 0.567652 0.567801 0.567949 0.568097 0.568246 0.568394
14.4 0.568542 0.568690 0.568838 0.568986 0.569133 0.569281 0.569428 0.569576 0.569723 0.569870
14.5 0.570017 0.570164 0.570311 0.570458 0.570604 0.570751 0.570897 0.571044 0.571190 0.571336
14.6 0.571482 0.571628 0.571774 0.571920 0.572065 0.572211 0.572356 0.572502 0.572647 0.572792
14.7 0.572937 0.573082 0.573227 0.573372 0.573516 0.573661 0.573805 0.573950 0.574094 0.574238
14.8 0.574382 0.574526 0.574670 0.574814 0.574958 0.575101 0.575245 0.575388 0.575531 0.575675
14.9 0.575818 0.575961 0.576104 0.576246 0.576389 0.576532 0.576674 0.576817 0.576959 0.577101
Logarithm Table for base 109 — N = 15.00–15.99
N.i 0 1 2 3 4 5 6 7 8 9
15.0 0.577244 0.577386 0.577528 0.577669 0.577811 0.577953 0.578094 0.578236 0.578377 0.578519
15.1 0.578660 0.578801 0.578942 0.579083 0.579224 0.579365 0.579505 0.579646 0.579786 0.579927
15.2 0.580067 0.580207 0.580347 0.580487 0.580627 0.580767 0.580907 0.581046 0.581186 0.581325
15.3 0.581465 0.581604 0.581743 0.581882 0.582021 0.582160 0.582299 0.582438 0.582576 0.582715
15.4 0.582853 0.582992 0.583130 0.583268 0.583406 0.583544 0.583682 0.583820 0.583958 0.584095
15.5 0.584233 0.584370 0.584508 0.584645 0.584782 0.584919 0.585056 0.585193 0.585330 0.585467
15.6 0.585604 0.585740 0.585877 0.586013 0.586150 0.586286 0.586422 0.586558 0.586694 0.586830
15.7 0.586966 0.587102 0.587237 0.587373 0.587508 0.587644 0.587779 0.587914 0.588049 0.588184
15.8 0.588319 0.588454 0.588589 0.588724 0.588858 0.588993 0.589127 0.589261 0.589396 0.589530
15.9 0.589664 0.589798 0.589932 0.590066 0.590200 0.590333 0.590467 0.590600 0.590734 0.590867
Logarithm Table for base 109 — N = 16.00–16.99
N.i 0 1 2 3 4 5 6 7 8 9
16.0 0.591000 0.591134 0.591267 0.591400 0.591533 0.591666 0.591798 0.591931 0.592064 0.592196
16.1 0.592329 0.592461 0.592593 0.592725 0.592857 0.592990 0.593121 0.593253 0.593385 0.593517
16.2 0.593648 0.593780 0.593911 0.594043 0.594174 0.594305 0.594436 0.594567 0.594698 0.594829
16.3 0.594960 0.595091 0.595222 0.595352 0.595483 0.595613 0.595743 0.595874 0.596004 0.596134
16.4 0.596264 0.596394 0.596524 0.596653 0.596783 0.596913 0.597042 0.597172 0.597301 0.597430
16.5 0.597560 0.597689 0.597818 0.597947 0.598076 0.598205 0.598333 0.598462 0.598591 0.598719
16.6 0.598848 0.598976 0.599104 0.599233 0.599361 0.599489 0.599617 0.599745 0.599872 0.600000
16.7 0.600128 0.600255 0.600383 0.600510 0.600638 0.600765 0.600892 0.601020 0.601147 0.601274
16.8 0.601400 0.601527 0.601654 0.601781 0.601907 0.602034 0.602160 0.602287 0.602413 0.602539
16.9 0.602666 0.602792 0.602918 0.603044 0.603169 0.603295 0.603421 0.603547 0.603672 0.603798
Logarithm Table for base 109 — N = 17.00–17.99
N.i 0 1 2 3 4 5 6 7 8 9
17.0 0.603923 0.604048 0.604174 0.604299 0.604424 0.604549 0.604674 0.604799 0.604924 0.605049
17.1 0.605173 0.605298 0.605422 0.605547 0.605671 0.605796 0.605920 0.606044 0.606168 0.606292
17.2 0.606416 0.606540 0.606664 0.606788 0.606911 0.607035 0.607158 0.607282 0.607405 0.607529
17.3 0.607652 0.607775 0.607898 0.608021 0.608144 0.608267 0.608390 0.608513 0.608635 0.608758
17.4 0.608880 0.609003 0.609125 0.609248 0.609370 0.609492 0.609614 0.609736 0.609858 0.609980
17.5 0.610102 0.610224 0.610346 0.610467 0.610589 0.610710 0.610832 0.610953 0.611074 0.611195
17.6 0.611317 0.611438 0.611559 0.611680 0.611801 0.611921 0.612042 0.612163 0.612283 0.612404
17.7 0.612524 0.612645 0.612765 0.612885 0.613005 0.613126 0.613246 0.613366 0.613486 0.613605
17.8 0.613725 0.613845 0.613965 0.614084 0.614204 0.614323 0.614443 0.614562 0.614681 0.614800
17.9 0.614919 0.615038 0.615157 0.615276 0.615395 0.615514 0.615633 0.615751 0.615870 0.615988
Logarithm Table for base 109 — N = 18.00–18.99
N.i 0 1 2 3 4 5 6 7 8 9
18.0 0.616107 0.616225 0.616344 0.616462 0.616580 0.616698 0.616816 0.616934 0.617052 0.617170
18.1 0.617288 0.617406 0.617523 0.617641 0.617758 0.617876 0.617993 0.618111 0.618228 0.618345
18.2 0.618462 0.618579 0.618696 0.618813 0.618930 0.619047 0.619164 0.619281 0.619397 0.619514
18.3 0.619630 0.619747 0.619863 0.619979 0.620096 0.620212 0.620328 0.620444 0.620560 0.620676
18.4 0.620792 0.620908 0.621023 0.621139 0.621255 0.621370 0.621486 0.621601 0.621717 0.621832
18.5 0.621947 0.622062 0.622178 0.622293 0.622408 0.622523 0.622637 0.622752 0.622867 0.622982
18.6 0.623096 0.623211 0.623325 0.623440 0.623554 0.623669 0.623783 0.623897 0.624011 0.624125
18.7 0.624239 0.624353 0.624467 0.624581 0.624695 0.624808 0.624922 0.625036 0.625149 0.625263
18.8 0.625376 0.625489 0.625603 0.625716 0.625829 0.625942 0.626055 0.626168 0.626281 0.626394
18.9 0.626507 0.626620 0.626732 0.626845 0.626958 0.627070 0.627183 0.627295 0.627407 0.627520
Logarithm Table for base 109 — N = 19.00–19.99
N.i 0 1 2 3 4 5 6 7 8 9
19.0 0.627632 0.627744 0.627856 0.627968 0.628080 0.628192 0.628304 0.628416 0.628527 0.628639
19.1 0.628751 0.628862 0.628974 0.629085 0.629197 0.629308 0.629419 0.629530 0.629642 0.629753
19.2 0.629864 0.629975 0.630086 0.630197 0.630307 0.630418 0.630529 0.630640 0.630750 0.630861
19.3 0.630971 0.631082 0.631192 0.631302 0.631412 0.631523 0.631633 0.631743 0.631853 0.631963
19.4 0.632073 0.632183 0.632292 0.632402 0.632512 0.632621 0.632731 0.632840 0.632950 0.633059
19.5 0.633169 0.633278 0.633387 0.633496 0.633605 0.633715 0.633824 0.633932 0.634041 0.634150
19.6 0.634259 0.634368 0.634476 0.634585 0.634694 0.634802 0.634911 0.635019 0.635127 0.635236
19.7 0.635344 0.635452 0.635560 0.635668 0.635776 0.635884 0.635992 0.636100 0.636208 0.636315
19.8 0.636423 0.636531 0.636638 0.636746 0.636853 0.636961 0.637068 0.637175 0.637283 0.637390
19.9 0.637497 0.637604 0.637711 0.637818 0.637925 0.638032 0.638139 0.638245 0.638352 0.638459
Logarithm Table for base 109 — N = 20.00–20.99
N.i 0 1 2 3 4 5 6 7 8 9
20.0 0.638565 0.638672 0.638778 0.638885 0.638991 0.639098 0.639204 0.639310 0.639416 0.639522
20.1 0.639629 0.639735 0.639840 0.639946 0.640052 0.640158 0.640264 0.640370 0.640475 0.640581
20.2 0.640686 0.640792 0.640897 0.641003 0.641108 0.641213 0.641319 0.641424 0.641529 0.641634
20.3 0.641739 0.641844 0.641949 0.642054 0.642159 0.642263 0.642368 0.642473 0.642577 0.642682
20.4 0.642786 0.642891 0.642995 0.643100 0.643204 0.643308 0.643412 0.643517 0.643621 0.643725
20.5 0.643829 0.643933 0.644037 0.644141 0.644244 0.644348 0.644452 0.644555 0.644659 0.644763
20.6 0.644866 0.644970 0.645073 0.645176 0.645280 0.645383 0.645486 0.645589 0.645692 0.645795
20.7 0.645898 0.646001 0.646104 0.646207 0.646310 0.646413 0.646515 0.646618 0.646721 0.646823
20.8 0.646926 0.647028 0.647130 0.647233 0.647335 0.647437 0.647540 0.647642 0.647744 0.647846
20.9 0.647948 0.648050 0.648152 0.648254 0.648356 0.648457 0.648559 0.648661 0.648762 0.648864

Other Bases

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