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Logarithm Table for base 8

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This page shows the logarithm table for base 8, 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 8 — N = 1.00–1.99
N.i 0 1 2 3 4 5 6 7 8 9
1.0 0.000000 0.004785 0.009523 0.014215 0.018861 0.023463 0.028021 0.032537 0.037010 0.041443
1.1 0.045835 0.050187 0.054500 0.058774 0.063011 0.067211 0.071375 0.075503 0.079596 0.083654
1.2 0.087678 0.091669 0.095627 0.099553 0.103447 0.107309 0.111141 0.114943 0.118715 0.122457
1.3 0.126171 0.129856 0.133513 0.137142 0.140744 0.144320 0.147869 0.151392 0.154889 0.158362
1.4 0.161809 0.165232 0.168630 0.172005 0.175356 0.178684 0.181989 0.185272 0.188532 0.191771
1.5 0.194988 0.198183 0.201357 0.204511 0.207643 0.210756 0.213849 0.216922 0.219975 0.223009
1.6 0.226024 0.229020 0.231998 0.234957 0.237899 0.240822 0.243728 0.246616 0.249487 0.252341
1.7 0.255178 0.257999 0.260803 0.263591 0.266362 0.269118 0.271858 0.274583 0.277292 0.279987
1.8 0.282666 0.285330 0.287979 0.290615 0.293235 0.295842 0.298434 0.301013 0.303578 0.306129
1.9 0.308666 0.311191 0.313702 0.316200 0.318686 0.321158 0.323618 0.326065 0.328500 0.330923

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Logarithm Table for base 8 — N = 2.00–2.99
N.i 0 1 2 3 4 5 6 7 8 9
2.0 0.333333 0.335732 0.338118 0.340493 0.342856 0.345208 0.347548 0.349877 0.352195 0.354501
2.1 0.356796 0.359081 0.361355 0.363618 0.365870 0.368112 0.370344 0.372565 0.374776 0.376977
2.2 0.379168 0.381349 0.383520 0.385681 0.387833 0.389975 0.392108 0.394231 0.396345 0.398449
2.3 0.400545 0.402631 0.404708 0.406777 0.408836 0.410887 0.412929 0.414962 0.416987 0.419004
2.4 0.421011 0.423011 0.425002 0.426985 0.428960 0.430927 0.432886 0.434837 0.436780 0.438715
2.5 0.440643 0.442562 0.444475 0.446379 0.448276 0.450166 0.452048 0.453923 0.455790 0.457651
2.6 0.459504 0.461350 0.463189 0.465021 0.466846 0.468664 0.470475 0.472280 0.474078 0.475869
2.7 0.477653 0.479431 0.481202 0.482967 0.484725 0.486477 0.488223 0.489962 0.491695 0.493422
2.8 0.495142 0.496857 0.498565 0.500267 0.501964 0.503654 0.505338 0.507017 0.508690 0.510356
2.9 0.512018 0.513673 0.515323 0.516967 0.518605 0.520238 0.521866 0.523488 0.525104 0.526715
Logarithm Table for base 8 — N = 3.00–3.99
N.i 0 1 2 3 4 5 6 7 8 9
3.0 0.528321 0.529921 0.531516 0.533106 0.534690 0.536270 0.537844 0.539413 0.540977 0.542536
3.1 0.544089 0.545638 0.547182 0.548721 0.550255 0.551784 0.553308 0.554828 0.556342 0.557852
3.2 0.559357 0.560858 0.562354 0.563845 0.565331 0.566813 0.568291 0.569764 0.571232 0.572696
3.3 0.574155 0.575610 0.577061 0.578507 0.579949 0.581387 0.582820 0.584250 0.585674 0.587095
3.4 0.588512 0.589924 0.591332 0.592736 0.594136 0.595532 0.596924 0.598312 0.599696 0.601076
3.5 0.602452 0.603824 0.605192 0.606556 0.607916 0.609273 0.610626 0.611975 0.613320 0.614661
3.6 0.615999 0.617333 0.618663 0.619990 0.621313 0.622632 0.623948 0.625260 0.626569 0.627874
3.7 0.629175 0.630473 0.631768 0.633059 0.634346 0.635630 0.636911 0.638188 0.639462 0.640733
3.8 0.642000 0.643264 0.644524 0.645781 0.647035 0.648286 0.649534 0.650778 0.652019 0.653257
3.9 0.654491 0.655723 0.656951 0.658176 0.659399 0.660618 0.661833 0.663046 0.664256 0.665463
Logarithm Table for base 8 — N = 4.00–4.99
N.i 0 1 2 3 4 5 6 7 8 9
4.0 0.666667 0.667867 0.669065 0.670260 0.671452 0.672641 0.673827 0.675010 0.676190 0.677367
4.1 0.678541 0.679713 0.680881 0.682047 0.683210 0.684370 0.685528 0.686682 0.687834 0.688983
4.2 0.690130 0.691273 0.692414 0.693553 0.694688 0.695821 0.696951 0.698079 0.699204 0.700326
4.3 0.701446 0.702563 0.703677 0.704789 0.705898 0.707005 0.708109 0.709211 0.710310 0.711407
4.4 0.712501 0.713593 0.714682 0.715769 0.716853 0.717935 0.719015 0.720092 0.721166 0.722238
4.5 0.723308 0.724376 0.725441 0.726504 0.727564 0.728622 0.729678 0.730731 0.731783 0.732831
4.6 0.733878 0.734922 0.735964 0.737004 0.738042 0.739077 0.740110 0.741141 0.742170 0.743196
4.7 0.744220 0.745242 0.746262 0.747280 0.748296 0.749309 0.750321 0.751330 0.752337 0.753342
4.8 0.754345 0.755346 0.756344 0.757341 0.758336 0.759328 0.760319 0.761307 0.762294 0.763278
4.9 0.764261 0.765241 0.766219 0.767196 0.768170 0.769143 0.770113 0.771082 0.772049 0.773013
Logarithm Table for base 8 — N = 5.00–5.99
N.i 0 1 2 3 4 5 6 7 8 9
5.0 0.773976 0.774937 0.775896 0.776853 0.777808 0.778761 0.779712 0.780662 0.781609 0.782555
5.1 0.783499 0.784441 0.785381 0.786320 0.787256 0.788191 0.789124 0.790055 0.790984 0.791912
5.2 0.792837 0.793761 0.794683 0.795604 0.796522 0.797439 0.798354 0.799268 0.800179 0.801089
5.3 0.801997 0.802904 0.803809 0.804712 0.805613 0.806513 0.807411 0.808307 0.809202 0.810095
5.4 0.810986 0.811876 0.812764 0.813651 0.814536 0.815419 0.816300 0.817180 0.818059 0.818935
5.5 0.819811 0.820684 0.821556 0.822426 0.823295 0.824163 0.825028 0.825892 0.826755 0.827616
5.6 0.828476 0.829334 0.830190 0.831045 0.831898 0.832750 0.833601 0.834450 0.835297 0.836143
5.7 0.836987 0.837830 0.838672 0.839512 0.840350 0.841187 0.842023 0.842857 0.843690 0.844521
5.8 0.845351 0.846179 0.847006 0.847832 0.848656 0.849479 0.850300 0.851120 0.851939 0.852756
5.9 0.853572 0.854386 0.855199 0.856011 0.856821 0.857630 0.858437 0.859244 0.860048 0.860852
Logarithm Table for base 8 — N = 6.00–6.99
N.i 0 1 2 3 4 5 6 7 8 9
6.0 0.861654 0.862455 0.863254 0.864053 0.864850 0.865645 0.866439 0.867232 0.868024 0.868814
6.1 0.869603 0.870391 0.871177 0.871962 0.872746 0.873529 0.874310 0.875090 0.875869 0.876646
6.2 0.877423 0.878198 0.878972 0.879744 0.880515 0.881285 0.882054 0.882822 0.883588 0.884353
6.3 0.885117 0.885880 0.886642 0.887402 0.888161 0.888919 0.889676 0.890431 0.891185 0.891939
6.4 0.892691 0.893441 0.894191 0.894940 0.895687 0.896433 0.897178 0.897922 0.898665 0.899406
6.5 0.900147 0.900886 0.901624 0.902361 0.903097 0.903832 0.904565 0.905298 0.906029 0.906759
6.6 0.907489 0.908217 0.908944 0.909670 0.910394 0.911118 0.911841 0.912562 0.913283 0.914002
6.7 0.914720 0.915438 0.916154 0.916869 0.917583 0.918296 0.919008 0.919719 0.920428 0.921137
6.8 0.921845 0.922552 0.923257 0.923962 0.924665 0.925368 0.926070 0.926770 0.927470 0.928168
6.9 0.928865 0.929562 0.930257 0.930952 0.931645 0.932338 0.933029 0.933720 0.934409 0.935097
Logarithm Table for base 8 — N = 7.00–7.99
N.i 0 1 2 3 4 5 6 7 8 9
7.0 0.935785 0.936471 0.937157 0.937842 0.938525 0.939208 0.939889 0.940570 0.941250 0.941929
7.1 0.942606 0.943283 0.943959 0.944634 0.945308 0.945981 0.946653 0.947324 0.947995 0.948664
7.2 0.949332 0.950000 0.950666 0.951332 0.951997 0.952660 0.953323 0.953985 0.954646 0.955306
7.3 0.955965 0.956624 0.957281 0.957938 0.958593 0.959248 0.959902 0.960555 0.961207 0.961858
7.4 0.962508 0.963158 0.963806 0.964454 0.965101 0.965747 0.966392 0.967036 0.967679 0.968322
7.5 0.968964 0.969604 0.970244 0.970883 0.971522 0.972159 0.972795 0.973431 0.974066 0.974700
7.6 0.975333 0.975965 0.976597 0.977228 0.977858 0.978487 0.979115 0.979742 0.980369 0.980995
7.7 0.981619 0.982244 0.982867 0.983489 0.984111 0.984732 0.985352 0.985972 0.986590 0.987208
7.8 0.987825 0.988441 0.989056 0.989671 0.990285 0.990898 0.991510 0.992121 0.992732 0.993342
7.9 0.993951 0.994559 0.995167 0.995774 0.996380 0.996985 0.997589 0.998193 0.998796 0.999399
Logarithm Table for base 8 — N = 8.00–8.99
N.i 0 1 2 3 4 5 6 7 8 9
8.0 1.000000 1.000601 1.001201 1.001800 1.002399 1.002996 1.003593 1.004190 1.004785 1.005380
8.1 1.005974 1.006567 1.007160 1.007752 1.008343 1.008933 1.009523 1.010112 1.010700 1.011288
8.2 1.011875 1.012461 1.013046 1.013631 1.014215 1.014798 1.015381 1.015962 1.016544 1.017124
8.3 1.017704 1.018283 1.018861 1.019439 1.020016 1.020592 1.021168 1.021743 1.022317 1.022890
8.4 1.023463 1.024035 1.024607 1.025178 1.025748 1.026317 1.026886 1.027454 1.028021 1.028588
8.5 1.029154 1.029720 1.030284 1.030849 1.031412 1.031975 1.032537 1.033098 1.033659 1.034219
8.6 1.034779 1.035338 1.035896 1.036454 1.037010 1.037567 1.038122 1.038677 1.039232 1.039785
8.7 1.040338 1.040891 1.041443 1.041994 1.042544 1.043094 1.043644 1.044192 1.044740 1.045288
8.8 1.045835 1.046381 1.046926 1.047471 1.048015 1.048559 1.049102 1.049645 1.050187 1.050728
8.9 1.051268 1.051808 1.052348 1.052887 1.053425 1.053963 1.054500 1.055036 1.055572 1.056107
Logarithm Table for base 8 — N = 9.00–9.99
N.i 0 1 2 3 4 5 6 7 8 9
9.0 1.056642 1.057176 1.057709 1.058242 1.058774 1.059306 1.059837 1.060368 1.060897 1.061427
9.1 1.061956 1.062484 1.063011 1.063538 1.064065 1.064591 1.065116 1.065641 1.066165 1.066688
9.2 1.067211 1.067734 1.068256 1.068777 1.069298 1.069818 1.070337 1.070856 1.071375 1.071893
9.3 1.072410 1.072927 1.073443 1.073959 1.074474 1.074989 1.075503 1.076016 1.076529 1.077042
9.4 1.077554 1.078065 1.078576 1.079086 1.079596 1.080105 1.080613 1.081121 1.081629 1.082136
9.5 1.082643 1.083148 1.083654 1.084159 1.084663 1.085167 1.085670 1.086173 1.086675 1.087177
9.6 1.087678 1.088179 1.088679 1.089179 1.089678 1.090176 1.090674 1.091172 1.091669 1.092166
9.7 1.092662 1.093157 1.093652 1.094147 1.094641 1.095134 1.095627 1.096120 1.096611 1.097103
9.8 1.097594 1.098084 1.098574 1.099064 1.099553 1.100041 1.100529 1.101017 1.101504 1.101990
9.9 1.102476 1.102962 1.103447 1.103931 1.104415 1.104899 1.105382 1.105865 1.106347 1.106828
Logarithm Table for base 8 — N = 10.00–10.99
N.i 0 1 2 3 4 5 6 7 8 9
10.0 1.107309 1.107790 1.108270 1.108750 1.109229 1.109708 1.110186 1.110664 1.111141 1.111618
10.1 1.112094 1.112570 1.113046 1.113521 1.113995 1.114469 1.114943 1.115416 1.115889 1.116361
10.2 1.116832 1.117304 1.117774 1.118245 1.118715 1.119184 1.119653 1.120121 1.120589 1.121057
10.3 1.121524 1.121991 1.122457 1.122923 1.123388 1.123853 1.124317 1.124781 1.125245 1.125708
10.4 1.126171 1.126633 1.127094 1.127556 1.128017 1.128477 1.128937 1.129397 1.129856 1.130314
10.5 1.130772 1.131230 1.131688 1.132145 1.132601 1.133057 1.133513 1.133968 1.134423 1.134877
10.6 1.135331 1.135784 1.136237 1.136690 1.137142 1.137594 1.138045 1.138496 1.138947 1.139397
10.7 1.139846 1.140296 1.140744 1.141193 1.141641 1.142088 1.142535 1.142982 1.143428 1.143874
10.8 1.144320 1.144765 1.145210 1.145654 1.146098 1.146541 1.146984 1.147427 1.147869 1.148311
10.9 1.148752 1.149193 1.149634 1.150074 1.150514 1.150953 1.151392 1.151831 1.152269 1.152706
Logarithm Table for base 8 — N = 11.00–11.99
N.i 0 1 2 3 4 5 6 7 8 9
11.0 1.153144 1.153581 1.154017 1.154454 1.154889 1.155325 1.155760 1.156194 1.156629 1.157062
11.1 1.157496 1.157929 1.158362 1.158794 1.159226 1.159657 1.160088 1.160519 1.160949 1.161379
11.2 1.161809 1.162238 1.162667 1.163095 1.163523 1.163951 1.164378 1.164805 1.165232 1.165658
11.3 1.166084 1.166509 1.166934 1.167359 1.167783 1.168207 1.168630 1.169053 1.169476 1.169899
11.4 1.170321 1.170742 1.171164 1.171584 1.172005 1.172425 1.172845 1.173264 1.173684 1.174102
11.5 1.174521 1.174939 1.175356 1.175774 1.176190 1.176607 1.177023 1.177439 1.177854 1.178270
11.6 1.178684 1.179099 1.179513 1.179926 1.180340 1.180753 1.181165 1.181578 1.181989 1.182401
11.7 1.182812 1.183223 1.183634 1.184044 1.184454 1.184863 1.185272 1.185681 1.186089 1.186497
11.8 1.186905 1.187312 1.187719 1.188126 1.188532 1.188938 1.189344 1.189749 1.190154 1.190559
11.9 1.190963 1.191367 1.191771 1.192174 1.192577 1.192980 1.193382 1.193784 1.194185 1.194587
Logarithm Table for base 8 — N = 12.00–12.99
N.i 0 1 2 3 4 5 6 7 8 9
12.0 1.194988 1.195388 1.195788 1.196188 1.196588 1.196987 1.197386 1.197785 1.198183 1.198581
12.1 1.198978 1.199376 1.199773 1.200169 1.200566 1.200961 1.201357 1.201752 1.202147 1.202542
12.2 1.202936 1.203330 1.203724 1.204117 1.204511 1.204903 1.205296 1.205688 1.206080 1.206471
12.3 1.206862 1.207253 1.207643 1.208034 1.208423 1.208813 1.209202 1.209591 1.209980 1.210368
12.4 1.210756 1.211144 1.211531 1.211918 1.212305 1.212691 1.213077 1.213463 1.213849 1.214234
12.5 1.214619 1.215003 1.215388 1.215772 1.216155 1.216538 1.216922 1.217304 1.217687 1.218069
12.6 1.218451 1.218832 1.219213 1.219594 1.219975 1.220355 1.220735 1.221115 1.221494 1.221873
12.7 1.222252 1.222631 1.223009 1.223387 1.223764 1.224142 1.224519 1.224896 1.225272 1.225648
12.8 1.226024 1.226400 1.226775 1.227150 1.227524 1.227899 1.228273 1.228647 1.229020 1.229393
12.9 1.229766 1.230139 1.230511 1.230883 1.231255 1.231627 1.231998 1.232369 1.232739 1.233110
Logarithm Table for base 8 — N = 13.00–13.99
N.i 0 1 2 3 4 5 6 7 8 9
13.0 1.233480 1.233850 1.234219 1.234588 1.234957 1.235326 1.235694 1.236062 1.236430 1.236798
13.1 1.237165 1.237532 1.237899 1.238265 1.238631 1.238997 1.239363 1.239728 1.240093 1.240458
13.2 1.240822 1.241186 1.241550 1.241914 1.242277 1.242640 1.243003 1.243365 1.243728 1.244090
13.3 1.244451 1.244813 1.245174 1.245535 1.245896 1.246256 1.246616 1.246976 1.247335 1.247695
13.4 1.248054 1.248412 1.248771 1.249129 1.249487 1.249845 1.250202 1.250559 1.250916 1.251273
13.5 1.251629 1.251985 1.252341 1.252697 1.253052 1.253407 1.253762 1.254116 1.254471 1.254825
13.6 1.255178 1.255532 1.255885 1.256238 1.256591 1.256943 1.257295 1.257647 1.257999 1.258350
13.7 1.258701 1.259052 1.259403 1.259753 1.260103 1.260453 1.260803 1.261152 1.261501 1.261850
13.8 1.262199 1.262547 1.262895 1.263243 1.263591 1.263938 1.264285 1.264632 1.264979 1.265325
13.9 1.265671 1.266017 1.266362 1.266708 1.267053 1.267398 1.267742 1.268087 1.268431 1.268775
Logarithm Table for base 8 — N = 14.00–14.99
N.i 0 1 2 3 4 5 6 7 8 9
14.0 1.269118 1.269462 1.269805 1.270148 1.270490 1.270833 1.271175 1.271517 1.271858 1.272200
14.1 1.272541 1.272882 1.273223 1.273563 1.273903 1.274243 1.274583 1.274923 1.275262 1.275601
14.2 1.275940 1.276278 1.276617 1.276955 1.277292 1.277630 1.277967 1.278304 1.278641 1.278978
14.3 1.279314 1.279651 1.279987 1.280322 1.280658 1.280993 1.281328 1.281663 1.281997 1.282332
14.4 1.282666 1.282999 1.283333 1.283666 1.284000 1.284333 1.284665 1.284998 1.285330 1.285662
14.5 1.285994 1.286325 1.286657 1.286988 1.287318 1.287649 1.287979 1.288310 1.288640 1.288969
14.6 1.289299 1.289628 1.289957 1.290286 1.290615 1.290943 1.291271 1.291599 1.291927 1.292254
14.7 1.292581 1.292908 1.293235 1.293562 1.293888 1.294214 1.294540 1.294866 1.295191 1.295517
14.8 1.295842 1.296167 1.296491 1.296816 1.297140 1.297464 1.297787 1.298111 1.298434 1.298757
14.9 1.299080 1.299403 1.299725 1.300047 1.300369 1.300691 1.301013 1.301334 1.301655 1.301976
Logarithm Table for base 8 — N = 15.00–15.99
N.i 0 1 2 3 4 5 6 7 8 9
15.0 1.302297 1.302617 1.302938 1.303258 1.303578 1.303897 1.304217 1.304536 1.304855 1.305174
15.1 1.305492 1.305811 1.306129 1.306447 1.306764 1.307082 1.307399 1.307716 1.308033 1.308350
15.2 1.308666 1.308983 1.309299 1.309615 1.309930 1.310246 1.310561 1.310876 1.311191 1.311506
15.3 1.311820 1.312134 1.312448 1.312762 1.313076 1.313389 1.313702 1.314015 1.314328 1.314640
15.4 1.314953 1.315265 1.315577 1.315889 1.316200 1.316512 1.316823 1.317134 1.317445 1.317755
15.5 1.318065 1.318376 1.318686 1.318995 1.319305 1.319614 1.319923 1.320232 1.320541 1.320850
15.6 1.321158 1.321466 1.321774 1.322082 1.322390 1.322697 1.323004 1.323311 1.323618 1.323924
15.7 1.324231 1.324537 1.324843 1.325149 1.325455 1.325760 1.326065 1.326370 1.326675 1.326980
15.8 1.327284 1.327588 1.327893 1.328196 1.328500 1.328804 1.329107 1.329410 1.329713 1.330016
15.9 1.330318 1.330621 1.330923 1.331225 1.331527 1.331828 1.332130 1.332431 1.332732 1.333033
Logarithm Table for base 8 — N = 16.00–16.99
N.i 0 1 2 3 4 5 6 7 8 9
16.0 1.333333 1.333634 1.333934 1.334234 1.334534 1.334834 1.335133 1.335433 1.335732 1.336031
16.1 1.336330 1.336628 1.336927 1.337225 1.337523 1.337821 1.338118 1.338416 1.338713 1.339010
16.2 1.339307 1.339604 1.339901 1.340197 1.340493 1.340789 1.341085 1.341381 1.341676 1.341972
16.3 1.342267 1.342562 1.342856 1.343151 1.343445 1.343740 1.344034 1.344327 1.344621 1.344915
16.4 1.345208 1.345501 1.345794 1.346087 1.346379 1.346672 1.346964 1.347256 1.347548 1.347840
16.5 1.348131 1.348423 1.348714 1.349005 1.349296 1.349586 1.349877 1.350167 1.350457 1.350747
16.6 1.351037 1.351327 1.351616 1.351905 1.352195 1.352483 1.352772 1.353061 1.353349 1.353637
16.7 1.353925 1.354213 1.354501 1.354789 1.355076 1.355363 1.355650 1.355937 1.356224 1.356510
16.8 1.356796 1.357083 1.357369 1.357654 1.357940 1.358226 1.358511 1.358796 1.359081 1.359366
16.9 1.359650 1.359935 1.360219 1.360503 1.360787 1.361071 1.361355 1.361638 1.361922 1.362205
Logarithm Table for base 8 — N = 17.00–17.99
N.i 0 1 2 3 4 5 6 7 8 9
17.0 1.362488 1.362770 1.363053 1.363336 1.363618 1.363900 1.364182 1.364464 1.364745 1.365027
17.1 1.365308 1.365589 1.365870 1.366151 1.366432 1.366712 1.366993 1.367273 1.367553 1.367833
17.2 1.368112 1.368392 1.368671 1.368950 1.369229 1.369508 1.369787 1.370065 1.370344 1.370622
17.3 1.370900 1.371178 1.371456 1.371733 1.372011 1.372288 1.372565 1.372842 1.373119 1.373395
17.4 1.373672 1.373948 1.374224 1.374500 1.374776 1.375052 1.375327 1.375603 1.375878 1.376153
17.5 1.376428 1.376702 1.376977 1.377251 1.377526 1.377800 1.378074 1.378347 1.378621 1.378895
17.6 1.379168 1.379441 1.379714 1.379987 1.380260 1.380532 1.380804 1.381077 1.381349 1.381621
17.7 1.381892 1.382164 1.382436 1.382707 1.382978 1.383249 1.383520 1.383791 1.384061 1.384332
17.8 1.384602 1.384872 1.385142 1.385412 1.385681 1.385951 1.386220 1.386489 1.386758 1.387027
17.9 1.387296 1.387564 1.387833 1.388101 1.388369 1.388637 1.388905 1.389173 1.389440 1.389708
Logarithm Table for base 8 — N = 18.00–18.99
N.i 0 1 2 3 4 5 6 7 8 9
18.0 1.389975 1.390242 1.390509 1.390776 1.391042 1.391309 1.391575 1.391842 1.392108 1.392374
18.1 1.392639 1.392905 1.393170 1.393436 1.393701 1.393966 1.394231 1.394496 1.394760 1.395025
18.2 1.395289 1.395553 1.395817 1.396081 1.396345 1.396608 1.396872 1.397135 1.397398 1.397661
18.3 1.397924 1.398187 1.398449 1.398712 1.398974 1.399236 1.399498 1.399760 1.400022 1.400283
18.4 1.400545 1.400806 1.401067 1.401328 1.401589 1.401850 1.402110 1.402371 1.402631 1.402891
18.5 1.403151 1.403411 1.403671 1.403930 1.404190 1.404449 1.404708 1.404967 1.405226 1.405485
18.6 1.405744 1.406002 1.406260 1.406519 1.406777 1.407035 1.407292 1.407550 1.407808 1.408065
18.7 1.408322 1.408579 1.408836 1.409093 1.409350 1.409606 1.409863 1.410119 1.410375 1.410631
18.8 1.410887 1.411143 1.411398 1.411654 1.411909 1.412164 1.412419 1.412674 1.412929 1.413184
18.9 1.413438 1.413692 1.413947 1.414201 1.414455 1.414709 1.414962 1.415216 1.415469 1.415723
Logarithm Table for base 8 — N = 19.00–19.99
N.i 0 1 2 3 4 5 6 7 8 9
19.0 1.415976 1.416229 1.416482 1.416735 1.416987 1.417240 1.417492 1.417744 1.417996 1.418248
19.1 1.418500 1.418752 1.419004 1.419255 1.419506 1.419757 1.420009 1.420259 1.420510 1.420761
19.2 1.421011 1.421262 1.421512 1.421762 1.422012 1.422262 1.422512 1.422762 1.423011 1.423260
19.3 1.423510 1.423759 1.424008 1.424257 1.424505 1.424754 1.425002 1.425251 1.425499 1.425747
19.4 1.425995 1.426243 1.426490 1.426738 1.426985 1.427233 1.427480 1.427727 1.427974 1.428221
19.5 1.428467 1.428714 1.428960 1.429207 1.429453 1.429699 1.429945 1.430191 1.430436 1.430682
19.6 1.430927 1.431173 1.431418 1.431663 1.431908 1.432152 1.432397 1.432642 1.432886 1.433130
19.7 1.433375 1.433619 1.433863 1.434106 1.434350 1.434594 1.434837 1.435080 1.435324 1.435567
19.8 1.435810 1.436052 1.436295 1.436538 1.436780 1.437022 1.437265 1.437507 1.437749 1.437990
19.9 1.438232 1.438474 1.438715 1.438957 1.439198 1.439439 1.439680 1.439921 1.440162 1.440402
Logarithm Table for base 8 — N = 20.00–20.99
N.i 0 1 2 3 4 5 6 7 8 9
20.0 1.440643 1.440883 1.441123 1.441364 1.441604 1.441843 1.442083 1.442323 1.442562 1.442802
20.1 1.443041 1.443280 1.443519 1.443758 1.443997 1.444236 1.444475 1.444713 1.444951 1.445190
20.2 1.445428 1.445666 1.445904 1.446141 1.446379 1.446617 1.446854 1.447091 1.447329 1.447566
20.3 1.447803 1.448039 1.448276 1.448513 1.448749 1.448986 1.449222 1.449458 1.449694 1.449930
20.4 1.450166 1.450401 1.450637 1.450872 1.451108 1.451343 1.451578 1.451813 1.452048 1.452283
20.5 1.452517 1.452752 1.452986 1.453221 1.453455 1.453689 1.453923 1.454157 1.454390 1.454624
20.6 1.454857 1.455091 1.455324 1.455557 1.455790 1.456023 1.456256 1.456489 1.456721 1.456954
20.7 1.457186 1.457419 1.457651 1.457883 1.458115 1.458346 1.458578 1.458810 1.459041 1.459273
20.8 1.459504 1.459735 1.459966 1.460197 1.460428 1.460658 1.460889 1.461120 1.461350 1.461580
20.9 1.461810 1.462040 1.462270 1.462500 1.462730 1.462959 1.463189 1.463418 1.463648 1.463877

Other Bases

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