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Logarithm Table for base 13

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This page shows the logarithm table for base 13, 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 13 — N = 1.00–1.99
N.i 0 1 2 3 4 5 6 7 8 9
1.0 0.000000 0.003879 0.007720 0.011524 0.015291 0.019022 0.022717 0.026378 0.030005 0.033598
1.1 0.037159 0.040687 0.044184 0.047649 0.051084 0.054489 0.057865 0.061211 0.064529 0.067819
1.2 0.071082 0.074317 0.077526 0.080709 0.083866 0.086997 0.090104 0.093186 0.096244 0.099278
1.3 0.102288 0.105276 0.108241 0.111183 0.114103 0.117002 0.119879 0.122736 0.125571 0.128386
1.4 0.131181 0.133956 0.136711 0.139447 0.142164 0.144862 0.147541 0.150203 0.152846 0.155471
1.5 0.158079 0.160670 0.163243 0.165800 0.168340 0.170863 0.173370 0.175861 0.178337 0.180797
1.6 0.183241 0.185670 0.188084 0.190483 0.192868 0.195238 0.197594 0.199935 0.202263 0.204577
1.7 0.206877 0.209163 0.211437 0.213697 0.215944 0.218178 0.220400 0.222609 0.224805 0.226989
1.8 0.229161 0.231321 0.233469 0.235605 0.237730 0.239843 0.241945 0.244035 0.246115 0.248183
1.9 0.250240 0.252287 0.254323 0.256348 0.258363 0.260367 0.262362 0.264346 0.266320 0.268284

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Logarithm Table for base 13 — N = 2.00–2.99
N.i 0 1 2 3 4 5 6 7 8 9
2.0 0.270238 0.272183 0.274118 0.276043 0.277959 0.279865 0.281762 0.283650 0.285529 0.287399
2.1 0.289260 0.291112 0.292956 0.294790 0.296616 0.298434 0.300243 0.302044 0.303836 0.305621
2.2 0.307397 0.309165 0.310925 0.312677 0.314422 0.316158 0.317887 0.319609 0.321322 0.323029
2.3 0.324727 0.326419 0.328103 0.329780 0.331449 0.333112 0.334767 0.336416 0.338058 0.339692
2.4 0.341320 0.342941 0.344556 0.346163 0.347764 0.349359 0.350947 0.352529 0.354104 0.355673
2.5 0.357235 0.358792 0.360342 0.361886 0.363424 0.364956 0.366482 0.368002 0.369516 0.371024
2.6 0.372526 0.374023 0.375514 0.376999 0.378479 0.379953 0.381421 0.382884 0.384342 0.385794
2.7 0.387240 0.388682 0.390118 0.391548 0.392974 0.394394 0.395809 0.397219 0.398624 0.400024
2.8 0.401419 0.402809 0.404194 0.405574 0.406949 0.408320 0.409685 0.411046 0.412402 0.413753
2.9 0.415100 0.416442 0.417780 0.419113 0.420441 0.421765 0.423084 0.424399 0.425709 0.427016
Logarithm Table for base 13 — N = 3.00–3.99
N.i 0 1 2 3 4 5 6 7 8 9
3.0 0.428317 0.429615 0.430908 0.432197 0.433481 0.434762 0.436038 0.437310 0.438578 0.439841
3.1 0.441101 0.442357 0.443608 0.444856 0.446100 0.447339 0.448575 0.449807 0.451035 0.452259
3.2 0.453479 0.454696 0.455908 0.457117 0.458322 0.459524 0.460721 0.461916 0.463106 0.464293
3.3 0.465476 0.466656 0.467832 0.469004 0.470173 0.471339 0.472501 0.473660 0.474815 0.475966
3.4 0.477115 0.478260 0.479401 0.480540 0.481675 0.482807 0.483935 0.485060 0.486182 0.487301
3.5 0.488416 0.489529 0.490638 0.491744 0.492847 0.493946 0.495043 0.496137 0.497227 0.498315
3.6 0.499399 0.500481 0.501559 0.502635 0.503707 0.504777 0.505844 0.506907 0.507968 0.509026
3.7 0.510081 0.511134 0.512183 0.513230 0.514274 0.515315 0.516353 0.517388 0.518421 0.519451
3.8 0.520479 0.521503 0.522525 0.523544 0.524561 0.525575 0.526586 0.527595 0.528601 0.529605
3.9 0.530606 0.531604 0.532600 0.533593 0.534584 0.535572 0.536558 0.537541 0.538522 0.539500
Logarithm Table for base 13 — N = 4.00–4.99
N.i 0 1 2 3 4 5 6 7 8 9
4.0 0.540476 0.541450 0.542421 0.543389 0.544356 0.545319 0.546281 0.547240 0.548197 0.549151
4.1 0.550103 0.551053 0.552000 0.552946 0.553888 0.554829 0.555767 0.556703 0.557637 0.558569
4.2 0.559498 0.560425 0.561350 0.562273 0.563194 0.564112 0.565028 0.565942 0.566854 0.567764
4.3 0.568672 0.569578 0.570481 0.571383 0.572282 0.573179 0.574075 0.574968 0.575859 0.576748
4.4 0.577635 0.578520 0.579403 0.580284 0.581163 0.582040 0.582916 0.583789 0.584660 0.585529
4.5 0.586397 0.587262 0.588125 0.588987 0.589847 0.590705 0.591560 0.592415 0.593267 0.594117
4.6 0.594965 0.595812 0.596657 0.597500 0.598341 0.599180 0.600018 0.600854 0.601688 0.602520
4.7 0.603350 0.604179 0.605006 0.605831 0.606654 0.607476 0.608296 0.609114 0.609930 0.610745
4.8 0.611558 0.612370 0.613179 0.613987 0.614794 0.615598 0.616401 0.617203 0.618003 0.618801
4.9 0.619597 0.620392 0.621185 0.621977 0.622767 0.623555 0.624342 0.625127 0.625911 0.626693
Logarithm Table for base 13 — N = 5.00–5.99
N.i 0 1 2 3 4 5 6 7 8 9
5.0 0.627474 0.628253 0.629030 0.629806 0.630580 0.631353 0.632124 0.632894 0.633662 0.634429
5.1 0.635194 0.635958 0.636720 0.637481 0.638240 0.638998 0.639754 0.640509 0.641262 0.642014
5.2 0.642765 0.643514 0.644261 0.645007 0.645752 0.646495 0.647237 0.647978 0.648717 0.649455
5.3 0.650191 0.650926 0.651659 0.652392 0.653122 0.653852 0.654580 0.655306 0.656032 0.656756
5.4 0.657478 0.658200 0.658920 0.659638 0.660356 0.661072 0.661786 0.662500 0.663212 0.663923
5.5 0.664632 0.665340 0.666047 0.666753 0.667457 0.668161 0.668862 0.669563 0.670262 0.670960
5.6 0.671657 0.672353 0.673047 0.673740 0.674432 0.675123 0.675812 0.676500 0.677187 0.677873
5.7 0.678558 0.679241 0.679923 0.680604 0.681284 0.681963 0.682640 0.683316 0.683992 0.684665
5.8 0.685338 0.686010 0.686680 0.687350 0.688018 0.688685 0.689351 0.690015 0.690679 0.691342
5.9 0.692003 0.692663 0.693322 0.693980 0.694637 0.695293 0.695948 0.696601 0.697254 0.697905
Logarithm Table for base 13 — N = 6.00–6.99
N.i 0 1 2 3 4 5 6 7 8 9
6.0 0.698555 0.699205 0.699853 0.700500 0.701146 0.701791 0.702435 0.703078 0.703719 0.704360
6.1 0.705000 0.705638 0.706276 0.706912 0.707548 0.708182 0.708816 0.709448 0.710080 0.710710
6.2 0.711339 0.711968 0.712595 0.713221 0.713847 0.714471 0.715094 0.715716 0.716338 0.716958
6.3 0.717577 0.718196 0.718813 0.719430 0.720045 0.720659 0.721273 0.721885 0.722497 0.723108
6.4 0.723717 0.724326 0.724934 0.725540 0.726146 0.726751 0.727355 0.727958 0.728560 0.729162
6.5 0.729762 0.730361 0.730960 0.731557 0.732154 0.732749 0.733344 0.733938 0.734531 0.735123
6.6 0.735714 0.736304 0.736894 0.737482 0.738070 0.738657 0.739242 0.739827 0.740411 0.740995
6.7 0.741577 0.742158 0.742739 0.743319 0.743898 0.744476 0.745053 0.745629 0.746205 0.746779
6.8 0.747353 0.747926 0.748498 0.749069 0.749640 0.750209 0.750778 0.751346 0.751913 0.752479
6.9 0.753045 0.753609 0.754173 0.754736 0.755298 0.755860 0.756420 0.756980 0.757539 0.758097
Logarithm Table for base 13 — N = 7.00–7.99
N.i 0 1 2 3 4 5 6 7 8 9
7.0 0.758654 0.759211 0.759767 0.760322 0.760876 0.761429 0.761982 0.762534 0.763085 0.763635
7.1 0.764185 0.764733 0.765281 0.765828 0.766375 0.766921 0.767465 0.768010 0.768553 0.769096
7.2 0.769637 0.770179 0.770719 0.771259 0.771797 0.772336 0.772873 0.773410 0.773945 0.774481
7.3 0.775015 0.775549 0.776082 0.776614 0.777145 0.777676 0.778206 0.778736 0.779264 0.779792
7.4 0.780320 0.780846 0.781372 0.781897 0.782421 0.782945 0.783468 0.783990 0.784512 0.785033
7.5 0.785553 0.786072 0.786591 0.787109 0.787627 0.788143 0.788659 0.789175 0.789689 0.790203
7.6 0.790717 0.791229 0.791741 0.792253 0.792763 0.793273 0.793783 0.794291 0.794799 0.795306
7.7 0.795813 0.796319 0.796824 0.797329 0.797833 0.798337 0.798839 0.799341 0.799843 0.800344
7.8 0.800844 0.801343 0.801842 0.802340 0.802838 0.803335 0.803831 0.804327 0.804822 0.805317
7.9 0.805810 0.806304 0.806796 0.807288 0.807779 0.808270 0.808760 0.809250 0.809739 0.810227
Logarithm Table for base 13 — N = 8.00–8.99
N.i 0 1 2 3 4 5 6 7 8 9
8.0 0.810714 0.811201 0.811688 0.812174 0.812659 0.813144 0.813628 0.814111 0.814594 0.815076
8.1 0.815558 0.816039 0.816519 0.816999 0.817478 0.817957 0.818435 0.818912 0.819389 0.819866
8.2 0.820341 0.820817 0.821291 0.821765 0.822239 0.822711 0.823184 0.823655 0.824127 0.824597
8.3 0.825067 0.825537 0.826005 0.826474 0.826942 0.827409 0.827875 0.828341 0.828807 0.829272
8.4 0.829736 0.830200 0.830664 0.831126 0.831588 0.832050 0.832511 0.832972 0.833432 0.833891
8.5 0.834350 0.834809 0.835267 0.835724 0.836181 0.836637 0.837093 0.837548 0.838002 0.838457
8.6 0.838910 0.839363 0.839816 0.840268 0.840719 0.841170 0.841621 0.842071 0.842520 0.842969
8.7 0.843417 0.843865 0.844313 0.844760 0.845206 0.845652 0.846097 0.846542 0.846986 0.847430
8.8 0.847873 0.848316 0.848758 0.849200 0.849641 0.850082 0.850522 0.850962 0.851401 0.851840
8.9 0.852279 0.852716 0.853154 0.853590 0.854027 0.854463 0.854898 0.855333 0.855767 0.856201
Logarithm Table for base 13 — N = 9.00–9.99
N.i 0 1 2 3 4 5 6 7 8 9
9.0 0.856635 0.857068 0.857500 0.857932 0.858364 0.858795 0.859225 0.859655 0.860085 0.860514
9.1 0.860943 0.861371 0.861799 0.862226 0.862653 0.863079 0.863505 0.863930 0.864355 0.864780
9.2 0.865204 0.865627 0.866050 0.866473 0.866895 0.867317 0.867738 0.868159 0.868579 0.868999
9.3 0.869418 0.869837 0.870256 0.870674 0.871092 0.871509 0.871926 0.872342 0.872758 0.873173
9.4 0.873588 0.874003 0.874417 0.874831 0.875244 0.875657 0.876069 0.876481 0.876892 0.877303
9.5 0.877714 0.878124 0.878534 0.878943 0.879352 0.879761 0.880169 0.880576 0.880983 0.881390
9.6 0.881796 0.882202 0.882608 0.883013 0.883417 0.883822 0.884226 0.884629 0.885032 0.885434
9.7 0.885837 0.886238 0.886640 0.887040 0.887441 0.887841 0.888241 0.888640 0.889039 0.889437
9.8 0.889835 0.890233 0.890630 0.891027 0.891423 0.891819 0.892215 0.892610 0.893005 0.893399
9.9 0.893793 0.894187 0.894580 0.894973 0.895365 0.895757 0.896149 0.896540 0.896931 0.897322
Logarithm Table for base 13 — N = 10.00–10.99
N.i 0 1 2 3 4 5 6 7 8 9
10.0 0.897712 0.898101 0.898491 0.898880 0.899268 0.899656 0.900044 0.900431 0.900818 0.901205
10.1 0.901591 0.901977 0.902362 0.902747 0.903132 0.903516 0.903900 0.904284 0.904667 0.905050
10.2 0.905432 0.905814 0.906196 0.906577 0.906958 0.907339 0.907719 0.908099 0.908478 0.908857
10.3 0.909236 0.909614 0.909992 0.910370 0.910747 0.911124 0.911500 0.911876 0.912252 0.912628
10.4 0.913003 0.913377 0.913752 0.914126 0.914499 0.914873 0.915246 0.915618 0.915990 0.916362
10.5 0.916734 0.917105 0.917476 0.917846 0.918216 0.918586 0.918955 0.919324 0.919693 0.920061
10.6 0.920429 0.920797 0.921164 0.921531 0.921898 0.922264 0.922630 0.922995 0.923360 0.923725
10.7 0.924090 0.924454 0.924818 0.925181 0.925545 0.925907 0.926270 0.926632 0.926994 0.927355
10.8 0.927717 0.928077 0.928438 0.928798 0.929158 0.929517 0.929877 0.930235 0.930594 0.930952
10.9 0.931310 0.931667 0.932025 0.932381 0.932738 0.933094 0.933450 0.933806 0.934161 0.934516
Logarithm Table for base 13 — N = 11.00–11.99
N.i 0 1 2 3 4 5 6 7 8 9
11.0 0.934870 0.935225 0.935579 0.935932 0.936286 0.936639 0.936991 0.937344 0.937696 0.938047
11.1 0.938399 0.938750 0.939101 0.939451 0.939801 0.940151 0.940500 0.940850 0.941198 0.941547
11.2 0.941895 0.942243 0.942591 0.942938 0.943285 0.943632 0.943978 0.944324 0.944670 0.945016
11.3 0.945361 0.945706 0.946050 0.946395 0.946738 0.947082 0.947425 0.947769 0.948111 0.948454
11.4 0.948796 0.949138 0.949479 0.949820 0.950161 0.950502 0.950842 0.951182 0.951522 0.951862
11.5 0.952201 0.952540 0.952878 0.953217 0.953555 0.953892 0.954230 0.954567 0.954904 0.955240
11.6 0.955576 0.955912 0.956248 0.956583 0.956918 0.957253 0.957588 0.957922 0.958256 0.958590
11.7 0.958923 0.959256 0.959589 0.959921 0.960254 0.960586 0.960917 0.961249 0.961580 0.961910
11.8 0.962241 0.962571 0.962901 0.963231 0.963560 0.963890 0.964218 0.964547 0.964875 0.965203
11.9 0.965531 0.965859 0.966186 0.966513 0.966839 0.967166 0.967492 0.967818 0.968143 0.968469
Logarithm Table for base 13 — N = 12.00–12.99
N.i 0 1 2 3 4 5 6 7 8 9
12.0 0.968794 0.969118 0.969443 0.969767 0.970091 0.970415 0.970738 0.971061 0.971384 0.971707
12.1 0.972029 0.972351 0.972673 0.972995 0.973316 0.973637 0.973958 0.974278 0.974598 0.974918
12.2 0.975238 0.975557 0.975877 0.976195 0.976514 0.976833 0.977151 0.977469 0.977786 0.978103
12.3 0.978421 0.978737 0.979054 0.979370 0.979686 0.980002 0.980318 0.980633 0.980948 0.981263
12.4 0.981577 0.981892 0.982206 0.982520 0.982833 0.983146 0.983459 0.983772 0.984085 0.984397
12.5 0.984709 0.985021 0.985332 0.985644 0.985955 0.986265 0.986576 0.986886 0.987196 0.987506
12.6 0.987816 0.988125 0.988434 0.988743 0.989051 0.989360 0.989668 0.989975 0.990283 0.990590
12.7 0.990898 0.991204 0.991511 0.991817 0.992124 0.992429 0.992735 0.993041 0.993346 0.993651
12.8 0.993955 0.994260 0.994564 0.994868 0.995172 0.995475 0.995779 0.996082 0.996384 0.996687
12.9 0.996989 0.997292 0.997593 0.997895 0.998196 0.998498 0.998799 0.999099 0.999400 0.999700
Logarithm Table for base 13 — N = 13.00–13.99
N.i 0 1 2 3 4 5 6 7 8 9
13.0 1.000000 1.000300 1.000599 1.000899 1.001198 1.001497 1.001795 1.002094 1.002392 1.002690
13.1 1.002988 1.003285 1.003582 1.003879 1.004176 1.004473 1.004769 1.005065 1.005361 1.005657
13.2 1.005952 1.006248 1.006543 1.006837 1.007132 1.007426 1.007720 1.008014 1.008308 1.008602
13.3 1.008895 1.009188 1.009481 1.009773 1.010066 1.010358 1.010650 1.010941 1.011233 1.011524
13.4 1.011815 1.012106 1.012397 1.012687 1.012977 1.013267 1.013557 1.013847 1.014136 1.014425
13.5 1.014714 1.015003 1.015291 1.015579 1.015867 1.016155 1.016443 1.016730 1.017017 1.017304
13.6 1.017591 1.017878 1.018164 1.018450 1.018736 1.019022 1.019307 1.019593 1.019878 1.020163
13.7 1.020447 1.020732 1.021016 1.021300 1.021584 1.021868 1.022151 1.022434 1.022717 1.023000
13.8 1.023283 1.023565 1.023847 1.024129 1.024411 1.024693 1.024974 1.025255 1.025536 1.025817
13.9 1.026098 1.026378 1.026658 1.026938 1.027218 1.027498 1.027777 1.028056 1.028335 1.028614
Logarithm Table for base 13 — N = 14.00–14.99
N.i 0 1 2 3 4 5 6 7 8 9
14.0 1.028893 1.029171 1.029449 1.029727 1.030005 1.030282 1.030560 1.030837 1.031114 1.031391
14.1 1.031667 1.031944 1.032220 1.032496 1.032772 1.033048 1.033323 1.033598 1.033873 1.034148
14.2 1.034423 1.034697 1.034971 1.035246 1.035519 1.035793 1.036067 1.036340 1.036613 1.036886
14.3 1.037159 1.037431 1.037704 1.037976 1.038248 1.038520 1.038791 1.039063 1.039334 1.039605
14.4 1.039876 1.040146 1.040417 1.040687 1.040957 1.041227 1.041497 1.041766 1.042036 1.042305
14.5 1.042574 1.042842 1.043111 1.043379 1.043648 1.043916 1.044184 1.044451 1.044719 1.044986
14.6 1.045253 1.045520 1.045787 1.046053 1.046320 1.046586 1.046852 1.047118 1.047384 1.047649
14.7 1.047914 1.048180 1.048445 1.048709 1.048974 1.049238 1.049503 1.049767 1.050030 1.050294
14.8 1.050558 1.050821 1.051084 1.051347 1.051610 1.051873 1.052135 1.052397 1.052659 1.052921
14.9 1.053183 1.053445 1.053706 1.053967 1.054228 1.054489 1.054750 1.055010 1.055271 1.055531
Logarithm Table for base 13 — N = 15.00–15.99
N.i 0 1 2 3 4 5 6 7 8 9
15.0 1.055791 1.056051 1.056310 1.056570 1.056829 1.057088 1.057347 1.057606 1.057865 1.058123
15.1 1.058381 1.058640 1.058897 1.059155 1.059413 1.059670 1.059928 1.060185 1.060442 1.060698
15.2 1.060955 1.061211 1.061467 1.061724 1.061979 1.062235 1.062491 1.062746 1.063001 1.063256
15.3 1.063511 1.063766 1.064021 1.064275 1.064529 1.064783 1.065037 1.065291 1.065545 1.065798
15.4 1.066051 1.066304 1.066557 1.066810 1.067063 1.067315 1.067567 1.067819 1.068071 1.068323
15.5 1.068575 1.068826 1.069077 1.069329 1.069580 1.069830 1.070081 1.070331 1.070582 1.070832
15.6 1.071082 1.071332 1.071581 1.071831 1.072080 1.072330 1.072579 1.072827 1.073076 1.073325
15.7 1.073573 1.073821 1.074069 1.074317 1.074565 1.074813 1.075060 1.075308 1.075555 1.075802
15.8 1.076049 1.076295 1.076542 1.076788 1.077034 1.077280 1.077526 1.077772 1.078018 1.078263
15.9 1.078508 1.078753 1.078998 1.079243 1.079488 1.079732 1.079977 1.080221 1.080465 1.080709
Logarithm Table for base 13 — N = 16.00–16.99
N.i 0 1 2 3 4 5 6 7 8 9
16.0 1.080953 1.081196 1.081440 1.081683 1.081926 1.082169 1.082412 1.082655 1.082897 1.083139
16.1 1.083382 1.083624 1.083866 1.084108 1.084349 1.084591 1.084832 1.085073 1.085314 1.085555
16.2 1.085796 1.086036 1.086277 1.086517 1.086757 1.086997 1.087237 1.087477 1.087716 1.087956
16.3 1.088195 1.088434 1.088673 1.088912 1.089151 1.089389 1.089627 1.089866 1.090104 1.090342
16.4 1.090580 1.090817 1.091055 1.091292 1.091529 1.091766 1.092003 1.092240 1.092477 1.092713
16.5 1.092950 1.093186 1.093422 1.093658 1.093894 1.094129 1.094365 1.094600 1.094835 1.095070
16.6 1.095305 1.095540 1.095775 1.096009 1.096244 1.096478 1.096712 1.096946 1.097180 1.097413
16.7 1.097647 1.097880 1.098114 1.098347 1.098580 1.098812 1.099045 1.099278 1.099510 1.099742
16.8 1.099974 1.100206 1.100438 1.100670 1.100902 1.101133 1.101364 1.101596 1.101827 1.102058
16.9 1.102288 1.102519 1.102749 1.102980 1.103210 1.103440 1.103670 1.103900 1.104129 1.104359
Logarithm Table for base 13 — N = 17.00–17.99
N.i 0 1 2 3 4 5 6 7 8 9
17.0 1.104588 1.104818 1.105047 1.105276 1.105505 1.105733 1.105962 1.106190 1.106419 1.106647
17.1 1.106875 1.107103 1.107331 1.107558 1.107786 1.108013 1.108241 1.108468 1.108695 1.108922
17.2 1.109148 1.109375 1.109601 1.109828 1.110054 1.110280 1.110506 1.110732 1.110958 1.111183
17.3 1.111408 1.111634 1.111859 1.112084 1.112309 1.112534 1.112758 1.112983 1.113207 1.113431
17.4 1.113656 1.113880 1.114103 1.114327 1.114551 1.114774 1.114998 1.115221 1.115444 1.115667
17.5 1.115890 1.116113 1.116335 1.116558 1.116780 1.117002 1.117224 1.117446 1.117668 1.117890
17.6 1.118111 1.118333 1.118554 1.118775 1.118996 1.119217 1.119438 1.119659 1.119879 1.120100
17.7 1.120320 1.120540 1.120761 1.120980 1.121200 1.121420 1.121640 1.121859 1.122078 1.122298
17.8 1.122517 1.122736 1.122954 1.123173 1.123392 1.123610 1.123829 1.124047 1.124265 1.124483
17.9 1.124701 1.124919 1.125136 1.125354 1.125571 1.125788 1.126005 1.126223 1.126439 1.126656
Logarithm Table for base 13 — N = 18.00–18.99
N.i 0 1 2 3 4 5 6 7 8 9
18.0 1.126873 1.127089 1.127306 1.127522 1.127738 1.127954 1.128170 1.128386 1.128602 1.128817
18.1 1.129033 1.129248 1.129463 1.129678 1.129893 1.130108 1.130323 1.130538 1.130752 1.130967
18.2 1.131181 1.131395 1.131609 1.131823 1.132037 1.132250 1.132464 1.132677 1.132891 1.133104
18.3 1.133317 1.133530 1.133743 1.133956 1.134168 1.134381 1.134593 1.134806 1.135018 1.135230
18.4 1.135442 1.135654 1.135865 1.136077 1.136288 1.136500 1.136711 1.136922 1.137133 1.137344
18.5 1.137555 1.137766 1.137976 1.138187 1.138397 1.138607 1.138817 1.139027 1.139237 1.139447
18.6 1.139657 1.139866 1.140076 1.140285 1.140494 1.140703 1.140912 1.141121 1.141330 1.141539
18.7 1.141747 1.141956 1.142164 1.142372 1.142580 1.142788 1.142996 1.143204 1.143411 1.143619
18.8 1.143826 1.144034 1.144241 1.144448 1.144655 1.144862 1.145069 1.145275 1.145482 1.145688
18.9 1.145895 1.146101 1.146307 1.146513 1.146719 1.146925 1.147130 1.147336 1.147541 1.147747
Logarithm Table for base 13 — N = 19.00–19.99
N.i 0 1 2 3 4 5 6 7 8 9
19.0 1.147952 1.148157 1.148362 1.148567 1.148772 1.148977 1.149181 1.149386 1.149590 1.149794
19.1 1.149999 1.150203 1.150407 1.150611 1.150814 1.151018 1.151221 1.151425 1.151628 1.151831
19.2 1.152035 1.152238 1.152440 1.152643 1.152846 1.153049 1.153251 1.153453 1.153656 1.153858
19.3 1.154060 1.154262 1.154464 1.154665 1.154867 1.155069 1.155270 1.155471 1.155673 1.155874
19.4 1.156075 1.156276 1.156476 1.156677 1.156878 1.157078 1.157279 1.157479 1.157679 1.157879
19.5 1.158079 1.158279 1.158479 1.158679 1.158878 1.159078 1.159277 1.159476 1.159675 1.159874
19.6 1.160073 1.160272 1.160471 1.160670 1.160868 1.161067 1.161265 1.161463 1.161661 1.161860
19.7 1.162057 1.162255 1.162453 1.162651 1.162848 1.163046 1.163243 1.163440 1.163638 1.163835
19.8 1.164032 1.164228 1.164425 1.164622 1.164818 1.165015 1.165211 1.165407 1.165604 1.165800
19.9 1.165996 1.166191 1.166387 1.166583 1.166779 1.166974 1.167169 1.167365 1.167560 1.167755
Logarithm Table for base 13 — N = 20.00–20.99
N.i 0 1 2 3 4 5 6 7 8 9
20.0 1.167950 1.168145 1.168340 1.168534 1.168729 1.168923 1.169118 1.169312 1.169506 1.169700
20.1 1.169894 1.170088 1.170282 1.170476 1.170669 1.170863 1.171056 1.171250 1.171443 1.171636
20.2 1.171829 1.172022 1.172215 1.172408 1.172600 1.172793 1.172986 1.173178 1.173370 1.173562
20.3 1.173755 1.173947 1.174138 1.174330 1.174522 1.174714 1.174905 1.175097 1.175288 1.175479
20.4 1.175670 1.175861 1.176052 1.176243 1.176434 1.176625 1.176815 1.177006 1.177196 1.177387
20.5 1.177577 1.177767 1.177957 1.178147 1.178337 1.178527 1.178716 1.178906 1.179095 1.179285
20.6 1.179474 1.179663 1.179852 1.180041 1.180230 1.180419 1.180608 1.180797 1.180985 1.181174
20.7 1.181362 1.181550 1.181739 1.181927 1.182115 1.182303 1.182490 1.182678 1.182866 1.183053
20.8 1.183241 1.183428 1.183616 1.183803 1.183990 1.184177 1.184364 1.184551 1.184738 1.184924
20.9 1.185111 1.185297 1.185484 1.185670 1.185856 1.186042 1.186228 1.186414 1.186600 1.186786

Other Bases

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