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Logarithm Table for base 18

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This page shows the logarithm table for base 18, 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 18 — N = 1.00–1.99
N.i 0 1 2 3 4 5 6 7 8 9
1.0 0.000000 0.003443 0.006851 0.010227 0.013569 0.016880 0.020160 0.023408 0.026627 0.029815
1.1 0.032975 0.036106 0.039209 0.042284 0.045333 0.048354 0.051350 0.054320 0.057264 0.060184
1.2 0.063079 0.065950 0.068798 0.071622 0.074423 0.077202 0.079959 0.082694 0.085408 0.088100
1.3 0.090772 0.093423 0.096054 0.098665 0.101257 0.103829 0.106382 0.108917 0.111433 0.113931
1.4 0.116411 0.118874 0.121319 0.123747 0.126158 0.128552 0.130930 0.133292 0.135637 0.137967
1.5 0.140281 0.142580 0.144864 0.147133 0.149386 0.151626 0.153851 0.156061 0.158258 0.160441
1.6 0.162610 0.164766 0.166908 0.169037 0.171153 0.173256 0.175347 0.177425 0.179490 0.181544
1.7 0.183585 0.185614 0.187631 0.189637 0.191631 0.193614 0.195585 0.197545 0.199495 0.201433
1.8 0.203360 0.205277 0.207183 0.209079 0.210964 0.212840 0.214705 0.216560 0.218405 0.220240
1.9 0.222066 0.223882 0.225689 0.227486 0.229274 0.231053 0.232823 0.234584 0.236335 0.238078

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Logarithm Table for base 18 — N = 2.00–2.99
N.i 0 1 2 3 4 5 6 7 8 9
2.0 0.239812 0.241538 0.243255 0.244964 0.246664 0.248356 0.250039 0.251715 0.253382 0.255041
2.1 0.256693 0.258336 0.259972 0.261600 0.263221 0.264834 0.266439 0.268037 0.269628 0.271211
2.2 0.272788 0.274357 0.275919 0.277474 0.279022 0.280563 0.282097 0.283624 0.285145 0.286659
2.3 0.288167 0.289668 0.291162 0.292650 0.294132 0.295607 0.297077 0.298539 0.299996 0.301447
2.4 0.302891 0.304330 0.305763 0.307189 0.308610 0.310025 0.311434 0.312838 0.314236 0.315628
2.5 0.317015 0.318396 0.319772 0.321142 0.322507 0.323866 0.325220 0.326569 0.327913 0.329251
2.6 0.330584 0.331912 0.333235 0.334553 0.335866 0.337174 0.338478 0.339776 0.341069 0.342358
2.7 0.343642 0.344921 0.346195 0.347465 0.348730 0.349990 0.351246 0.352497 0.353744 0.354986
2.8 0.356224 0.357457 0.358686 0.359911 0.361131 0.362348 0.363559 0.364767 0.365970 0.367170
2.9 0.368365 0.369556 0.370742 0.371925 0.373104 0.374279 0.375450 0.376617 0.377780 0.378939
Logarithm Table for base 18 — N = 3.00–3.99
N.i 0 1 2 3 4 5 6 7 8 9
3.0 0.380094 0.381245 0.382393 0.383536 0.384676 0.385813 0.386945 0.388074 0.389199 0.390320
3.1 0.391438 0.392553 0.393663 0.394770 0.395874 0.396974 0.398071 0.399164 0.400253 0.401340
3.2 0.402423 0.403502 0.404578 0.405651 0.406720 0.407787 0.408850 0.409909 0.410966 0.412019
3.3 0.413069 0.414116 0.415159 0.416200 0.417237 0.418272 0.419303 0.420331 0.421356 0.422378
3.4 0.423397 0.424413 0.425426 0.426437 0.427444 0.428448 0.429449 0.430448 0.431444 0.432436
3.5 0.433426 0.434413 0.435398 0.436379 0.437358 0.438334 0.439307 0.440277 0.441245 0.442210
3.6 0.443173 0.444132 0.445089 0.446044 0.446996 0.447945 0.448891 0.449835 0.450777 0.451716
3.7 0.452652 0.453586 0.454517 0.455446 0.456372 0.457296 0.458218 0.459136 0.460053 0.460967
3.8 0.461879 0.462788 0.463695 0.464599 0.465501 0.466401 0.467299 0.468194 0.469087 0.469977
3.9 0.470866 0.471752 0.472635 0.473517 0.474396 0.475273 0.476148 0.477020 0.477891 0.478759
Logarithm Table for base 18 — N = 4.00–4.99
N.i 0 1 2 3 4 5 6 7 8 9
4.0 0.479625 0.480489 0.481351 0.482210 0.483068 0.483923 0.484776 0.485627 0.486476 0.487323
4.1 0.488168 0.489011 0.489852 0.490690 0.491527 0.492362 0.493194 0.494025 0.494854 0.495680
4.2 0.496505 0.497328 0.498149 0.498968 0.499785 0.500600 0.501413 0.502224 0.503033 0.503841
4.3 0.504646 0.505450 0.506252 0.507052 0.507850 0.508646 0.509440 0.510233 0.511024 0.511813
4.4 0.512600 0.513385 0.514169 0.514951 0.515731 0.516509 0.517286 0.518061 0.518834 0.519605
4.5 0.520375 0.521143 0.521909 0.522674 0.523437 0.524198 0.524958 0.525715 0.526472 0.527226
4.6 0.527979 0.528731 0.529480 0.530228 0.530975 0.531720 0.532463 0.533204 0.533945 0.534683
4.7 0.535420 0.536155 0.536889 0.537621 0.538352 0.539081 0.539809 0.540535 0.541259 0.541982
4.8 0.542704 0.543424 0.544142 0.544859 0.545575 0.546289 0.547002 0.547713 0.548423 0.549131
4.9 0.549838 0.550543 0.551247 0.551949 0.552650 0.553350 0.554048 0.554745 0.555441 0.556135
Logarithm Table for base 18 — N = 5.00–5.99
N.i 0 1 2 3 4 5 6 7 8 9
5.0 0.556827 0.557519 0.558208 0.558897 0.559584 0.560270 0.560954 0.561637 0.562319 0.562999
5.1 0.563679 0.564356 0.565033 0.565708 0.566381 0.567054 0.567725 0.568395 0.569063 0.569731
5.2 0.570397 0.571061 0.571725 0.572387 0.573048 0.573708 0.574366 0.575023 0.575679 0.576334
5.3 0.576987 0.577639 0.578290 0.578940 0.579588 0.580236 0.580882 0.581527 0.582170 0.582813
5.4 0.583454 0.584094 0.584733 0.585371 0.586007 0.586643 0.587277 0.587910 0.588542 0.589173
5.5 0.589802 0.590431 0.591058 0.591684 0.592309 0.592933 0.593556 0.594178 0.594798 0.595418
5.6 0.596036 0.596654 0.597270 0.597885 0.598499 0.599112 0.599724 0.600334 0.600944 0.601552
5.7 0.602160 0.602766 0.603372 0.603976 0.604579 0.605182 0.605783 0.606383 0.606982 0.607580
5.8 0.608177 0.608773 0.609368 0.609962 0.610555 0.611147 0.611738 0.612328 0.612917 0.613504
5.9 0.614091 0.614677 0.615262 0.615846 0.616429 0.617011 0.617592 0.618172 0.618751 0.619329
Logarithm Table for base 18 — N = 6.00–6.99
N.i 0 1 2 3 4 5 6 7 8 9
6.0 0.619906 0.620482 0.621058 0.621632 0.622205 0.622777 0.623349 0.623919 0.624489 0.625057
6.1 0.625625 0.626192 0.626757 0.627322 0.627886 0.628449 0.629011 0.629573 0.630133 0.630692
6.2 0.631251 0.631808 0.632365 0.632921 0.633476 0.634030 0.634583 0.635135 0.635686 0.636237
6.3 0.636786 0.637335 0.637883 0.638430 0.638976 0.639521 0.640066 0.640609 0.641152 0.641694
6.4 0.642235 0.642775 0.643315 0.643853 0.644391 0.644927 0.645463 0.645999 0.646533 0.647066
6.5 0.647599 0.648131 0.648662 0.649192 0.649722 0.650250 0.650778 0.651305 0.651831 0.652357
6.6 0.652881 0.653405 0.653928 0.654450 0.654972 0.655492 0.656012 0.656531 0.657050 0.657567
6.7 0.658084 0.658600 0.659115 0.659630 0.660143 0.660656 0.661169 0.661680 0.662191 0.662701
6.8 0.663210 0.663718 0.664226 0.664733 0.665239 0.665744 0.666249 0.666753 0.667256 0.667759
6.9 0.668261 0.668762 0.669262 0.669762 0.670260 0.670759 0.671256 0.671753 0.672249 0.672744
Logarithm Table for base 18 — N = 7.00–7.99
N.i 0 1 2 3 4 5 6 7 8 9
7.0 0.673239 0.673733 0.674226 0.674718 0.675210 0.675701 0.676192 0.676681 0.677170 0.677659
7.1 0.678146 0.678633 0.679119 0.679605 0.680090 0.680574 0.681058 0.681541 0.682023 0.682504
7.2 0.682985 0.683465 0.683945 0.684424 0.684902 0.685379 0.685856 0.686333 0.686808 0.687283
7.3 0.687757 0.688231 0.688704 0.689176 0.689648 0.690119 0.690589 0.691059 0.691528 0.691997
7.4 0.692465 0.692932 0.693398 0.693864 0.694330 0.694794 0.695258 0.695722 0.696185 0.696647
7.5 0.697109 0.697570 0.698030 0.698490 0.698949 0.699407 0.699865 0.700323 0.700779 0.701236
7.6 0.701691 0.702146 0.702600 0.703054 0.703507 0.703960 0.704412 0.704863 0.705314 0.705764
7.7 0.706214 0.706663 0.707111 0.707559 0.708006 0.708453 0.708899 0.709345 0.709790 0.710234
7.8 0.710678 0.711121 0.711564 0.712006 0.712448 0.712889 0.713329 0.713769 0.714208 0.714647
7.9 0.715085 0.715523 0.715960 0.716397 0.716833 0.717268 0.717703 0.718138 0.718571 0.719005
Logarithm Table for base 18 — N = 8.00–8.99
N.i 0 1 2 3 4 5 6 7 8 9
8.0 0.719437 0.719870 0.720301 0.720732 0.721163 0.721593 0.722023 0.722452 0.722880 0.723308
8.1 0.723735 0.724162 0.724589 0.725014 0.725440 0.725864 0.726289 0.726712 0.727136 0.727558
8.2 0.727980 0.728402 0.728823 0.729244 0.729664 0.730084 0.730503 0.730921 0.731339 0.731757
8.3 0.732174 0.732591 0.733007 0.733422 0.733838 0.734252 0.734666 0.735080 0.735493 0.735906
8.4 0.736318 0.736729 0.737140 0.737551 0.737961 0.738371 0.738780 0.739189 0.739597 0.740005
8.5 0.740412 0.740819 0.741225 0.741631 0.742036 0.742441 0.742846 0.743250 0.743653 0.744056
8.6 0.744459 0.744861 0.745262 0.745663 0.746064 0.746464 0.746864 0.747263 0.747662 0.748060
8.7 0.748458 0.748856 0.749253 0.749649 0.750045 0.750441 0.750836 0.751231 0.751625 0.752019
8.8 0.752412 0.752805 0.753198 0.753590 0.753982 0.754373 0.754763 0.755154 0.755543 0.755933
8.9 0.756322 0.756710 0.757098 0.757486 0.757873 0.758260 0.758646 0.759032 0.759418 0.759803
Logarithm Table for base 18 — N = 9.00–9.99
N.i 0 1 2 3 4 5 6 7 8 9
9.0 0.760188 0.760572 0.760956 0.761339 0.761722 0.762104 0.762486 0.762868 0.763249 0.763630
9.1 0.764011 0.764390 0.764770 0.765149 0.765528 0.765906 0.766284 0.766662 0.767039 0.767415
9.2 0.767792 0.768168 0.768543 0.768918 0.769293 0.769667 0.770041 0.770414 0.770787 0.771160
9.3 0.771532 0.771904 0.772275 0.772646 0.773017 0.773387 0.773757 0.774126 0.774495 0.774864
9.4 0.775232 0.775600 0.775968 0.776335 0.776701 0.777068 0.777434 0.777799 0.778164 0.778529
9.5 0.778894 0.779258 0.779621 0.779984 0.780347 0.780710 0.781072 0.781433 0.781795 0.782156
9.6 0.782516 0.782877 0.783236 0.783596 0.783955 0.784314 0.784672 0.785030 0.785388 0.785745
9.7 0.786102 0.786458 0.786814 0.787170 0.787525 0.787880 0.788235 0.788589 0.788943 0.789297
9.8 0.789650 0.790003 0.790355 0.790708 0.791059 0.791411 0.791762 0.792113 0.792463 0.792813
9.9 0.793163 0.793512 0.793861 0.794209 0.794558 0.794906 0.795253 0.795600 0.795947 0.796294
Logarithm Table for base 18 — N = 10.00–10.99
N.i 0 1 2 3 4 5 6 7 8 9
10.0 0.796640 0.796986 0.797331 0.797676 0.798021 0.798365 0.798709 0.799053 0.799397 0.799740
10.1 0.800082 0.800425 0.800767 0.801108 0.801450 0.801791 0.802132 0.802472 0.802812 0.803152
10.2 0.803491 0.803830 0.804169 0.804507 0.804845 0.805183 0.805520 0.805857 0.806194 0.806530
10.3 0.806866 0.807202 0.807538 0.807873 0.808207 0.808542 0.808876 0.809210 0.809543 0.809876
10.4 0.810209 0.810542 0.810874 0.811206 0.811537 0.811869 0.812199 0.812530 0.812860 0.813190
10.5 0.813520 0.813849 0.814178 0.814507 0.814836 0.815164 0.815491 0.815819 0.816146 0.816473
10.6 0.816799 0.817126 0.817452 0.817777 0.818103 0.818428 0.818752 0.819077 0.819401 0.819725
10.7 0.820048 0.820371 0.820694 0.821017 0.821339 0.821661 0.821983 0.822304 0.822625 0.822946
10.8 0.823266 0.823587 0.823907 0.824226 0.824545 0.824865 0.825183 0.825502 0.825820 0.826138
10.9 0.826455 0.826772 0.827089 0.827406 0.827723 0.828039 0.828354 0.828670 0.828985 0.829300
Logarithm Table for base 18 — N = 11.00–11.99
N.i 0 1 2 3 4 5 6 7 8 9
11.0 0.829615 0.829929 0.830243 0.830557 0.830871 0.831184 0.831497 0.831810 0.832122 0.832434
11.1 0.832746 0.833057 0.833369 0.833680 0.833990 0.834301 0.834611 0.834921 0.835230 0.835540
11.2 0.835849 0.836158 0.836466 0.836774 0.837082 0.837390 0.837697 0.838004 0.838311 0.838618
11.3 0.838924 0.839230 0.839536 0.839841 0.840147 0.840452 0.840756 0.841061 0.841365 0.841669
11.4 0.841972 0.842276 0.842579 0.842882 0.843184 0.843487 0.843789 0.844090 0.844392 0.844693
11.5 0.844994 0.845295 0.845595 0.845895 0.846195 0.846495 0.846794 0.847094 0.847393 0.847691
11.6 0.847990 0.848288 0.848586 0.848883 0.849181 0.849478 0.849774 0.850071 0.850367 0.850664
11.7 0.850959 0.851255 0.851550 0.851845 0.852140 0.852435 0.852729 0.853023 0.853317 0.853611
11.8 0.853904 0.854197 0.854490 0.854782 0.855075 0.855367 0.855659 0.855950 0.856242 0.856533
11.9 0.856823 0.857114 0.857404 0.857695 0.857984 0.858274 0.858564 0.858853 0.859142 0.859430
Logarithm Table for base 18 — N = 12.00–12.99
N.i 0 1 2 3 4 5 6 7 8 9
12.0 0.859719 0.860007 0.860295 0.860583 0.860870 0.861157 0.861444 0.861731 0.862018 0.862304
12.1 0.862590 0.862876 0.863161 0.863447 0.863732 0.864017 0.864301 0.864586 0.864870 0.865154
12.2 0.865437 0.865721 0.866004 0.866287 0.866570 0.866852 0.867135 0.867417 0.867699 0.867980
12.3 0.868262 0.868543 0.868824 0.869105 0.869385 0.869665 0.869945 0.870225 0.870505 0.870784
12.4 0.871063 0.871342 0.871621 0.871899 0.872177 0.872455 0.872733 0.873011 0.873288 0.873565
12.5 0.873842 0.874119 0.874395 0.874671 0.874947 0.875223 0.875499 0.875774 0.876049 0.876324
12.6 0.876599 0.876873 0.877148 0.877422 0.877696 0.877969 0.878243 0.878516 0.878789 0.879061
12.7 0.879334 0.879606 0.879878 0.880150 0.880422 0.880693 0.880965 0.881236 0.881506 0.881777
12.8 0.882047 0.882318 0.882588 0.882857 0.883127 0.883396 0.883665 0.883934 0.884203 0.884472
12.9 0.884740 0.885008 0.885276 0.885544 0.885811 0.886078 0.886345 0.886612 0.886879 0.887145
Logarithm Table for base 18 — N = 13.00–13.99
N.i 0 1 2 3 4 5 6 7 8 9
13.0 0.887412 0.887678 0.887943 0.888209 0.888474 0.888740 0.889005 0.889270 0.889534 0.889799
13.1 0.890063 0.890327 0.890591 0.890854 0.891118 0.891381 0.891644 0.891907 0.892169 0.892432
13.2 0.892694 0.892956 0.893218 0.893479 0.893741 0.894002 0.894263 0.894524 0.894784 0.895045
13.3 0.895305 0.895565 0.895825 0.896084 0.896344 0.896603 0.896862 0.897121 0.897380 0.897638
13.4 0.897897 0.898155 0.898413 0.898670 0.898928 0.899185 0.899442 0.899699 0.899956 0.900212
13.5 0.900469 0.900725 0.900981 0.901237 0.901492 0.901748 0.902003 0.902258 0.902513 0.902768
13.6 0.903022 0.903276 0.903531 0.903785 0.904038 0.904292 0.904545 0.904798 0.905051 0.905304
13.7 0.905557 0.905809 0.906062 0.906314 0.906565 0.906817 0.907069 0.907320 0.907571 0.907822
13.8 0.908073 0.908324 0.908574 0.908824 0.909074 0.909324 0.909574 0.909824 0.910073 0.910322
13.9 0.910571 0.910820 0.911068 0.911317 0.911565 0.911813 0.912061 0.912309 0.912557 0.912804
Logarithm Table for base 18 — N = 14.00–14.99
N.i 0 1 2 3 4 5 6 7 8 9
14.0 0.913051 0.913298 0.913545 0.913792 0.914038 0.914285 0.914531 0.914777 0.915023 0.915268
14.1 0.915514 0.915759 0.916004 0.916249 0.916494 0.916738 0.916983 0.917227 0.917471 0.917715
14.2 0.917959 0.918202 0.918446 0.918689 0.918932 0.919175 0.919418 0.919660 0.919902 0.920145
14.3 0.920387 0.920628 0.920870 0.921112 0.921353 0.921594 0.921835 0.922076 0.922317 0.922557
14.4 0.922798 0.923038 0.923278 0.923518 0.923757 0.923997 0.924236 0.924475 0.924714 0.924953
14.5 0.925192 0.925430 0.925669 0.925907 0.926145 0.926383 0.926621 0.926858 0.927096 0.927333
14.6 0.927570 0.927807 0.928043 0.928280 0.928516 0.928753 0.928989 0.929225 0.929460 0.929696
14.7 0.929931 0.930167 0.930402 0.930637 0.930872 0.931106 0.931341 0.931575 0.931809 0.932043
14.8 0.932277 0.932511 0.932744 0.932978 0.933211 0.933444 0.933677 0.933910 0.934142 0.934375
14.9 0.934607 0.934839 0.935071 0.935303 0.935534 0.935766 0.935997 0.936228 0.936459 0.936690
Logarithm Table for base 18 — N = 15.00–15.99
N.i 0 1 2 3 4 5 6 7 8 9
15.0 0.936921 0.937152 0.937382 0.937612 0.937842 0.938072 0.938302 0.938532 0.938761 0.938991
15.1 0.939220 0.939449 0.939678 0.939907 0.940135 0.940364 0.940592 0.940820 0.941048 0.941276
15.2 0.941504 0.941731 0.941959 0.942186 0.942413 0.942640 0.942867 0.943093 0.943320 0.943546
15.3 0.943772 0.943998 0.944224 0.944450 0.944676 0.944901 0.945126 0.945352 0.945577 0.945802
15.4 0.946026 0.946251 0.946475 0.946700 0.946924 0.947148 0.947372 0.947595 0.947819 0.948042
15.5 0.948266 0.948489 0.948712 0.948935 0.949157 0.949380 0.949602 0.949825 0.950047 0.950269
15.6 0.950491 0.950712 0.950934 0.951155 0.951376 0.951598 0.951819 0.952039 0.952260 0.952481
15.7 0.952701 0.952922 0.953142 0.953362 0.953582 0.953801 0.954021 0.954240 0.954460 0.954679
15.8 0.954898 0.955117 0.955336 0.955554 0.955773 0.955991 0.956209 0.956427 0.956645 0.956863
15.9 0.957081 0.957298 0.957516 0.957733 0.957950 0.958167 0.958384 0.958601 0.958817 0.959034
Logarithm Table for base 18 — N = 16.00–16.99
N.i 0 1 2 3 4 5 6 7 8 9
16.0 0.959250 0.959466 0.959682 0.959898 0.960114 0.960329 0.960545 0.960760 0.960975 0.961191
16.1 0.961405 0.961620 0.961835 0.962050 0.962264 0.962478 0.962692 0.962906 0.963120 0.963334
16.2 0.963548 0.963761 0.963975 0.964188 0.964401 0.964614 0.964827 0.965040 0.965252 0.965465
16.3 0.965677 0.965889 0.966101 0.966313 0.966525 0.966737 0.966948 0.967159 0.967371 0.967582
16.4 0.967793 0.968004 0.968215 0.968425 0.968636 0.968846 0.969056 0.969267 0.969477 0.969686
16.5 0.969896 0.970106 0.970315 0.970525 0.970734 0.970943 0.971152 0.971361 0.971570 0.971778
16.6 0.971987 0.972195 0.972403 0.972611 0.972819 0.973027 0.973235 0.973442 0.973650 0.973857
16.7 0.974065 0.974272 0.974479 0.974686 0.974892 0.975099 0.975305 0.975512 0.975718 0.975924
16.8 0.976130 0.976336 0.976542 0.976747 0.976953 0.977158 0.977364 0.977569 0.977774 0.977979
16.9 0.978183 0.978388 0.978593 0.978797 0.979001 0.979205 0.979410 0.979613 0.979817 0.980021
Logarithm Table for base 18 — N = 17.00–17.99
N.i 0 1 2 3 4 5 6 7 8 9
17.0 0.980225 0.980428 0.980631 0.980835 0.981038 0.981241 0.981443 0.981646 0.981849 0.982051
17.1 0.982254 0.982456 0.982658 0.982860 0.983062 0.983264 0.983466 0.983667 0.983869 0.984070
17.2 0.984271 0.984472 0.984673 0.984874 0.985075 0.985275 0.985476 0.985676 0.985877 0.986077
17.3 0.986277 0.986477 0.986677 0.986876 0.987076 0.987275 0.987475 0.987674 0.987873 0.988072
17.4 0.988271 0.988470 0.988668 0.988867 0.989065 0.989264 0.989462 0.989660 0.989858 0.990056
17.5 0.990254 0.990451 0.990649 0.990846 0.991043 0.991241 0.991438 0.991635 0.991832 0.992028
17.6 0.992225 0.992421 0.992618 0.992814 0.993010 0.993206 0.993402 0.993598 0.993794 0.993990
17.7 0.994185 0.994381 0.994576 0.994771 0.994966 0.995161 0.995356 0.995551 0.995745 0.995940
17.8 0.996134 0.996329 0.996523 0.996717 0.996911 0.997105 0.997299 0.997492 0.997686 0.997879
17.9 0.998073 0.998266 0.998459 0.998652 0.998845 0.999038 0.999230 0.999423 0.999615 0.999808
Logarithm Table for base 18 — N = 18.00–18.99
N.i 0 1 2 3 4 5 6 7 8 9
18.0 1.000000 1.000192 1.000384 1.000576 1.000768 1.000960 1.001151 1.001343 1.001534 1.001726
18.1 1.001917 1.002108 1.002299 1.002490 1.002681 1.002871 1.003062 1.003252 1.003443 1.003633
18.2 1.003823 1.004013 1.004203 1.004393 1.004583 1.004772 1.004962 1.005151 1.005340 1.005530
18.3 1.005719 1.005908 1.006097 1.006285 1.006474 1.006663 1.006851 1.007040 1.007228 1.007416
18.4 1.007604 1.007792 1.007980 1.008168 1.008355 1.008543 1.008731 1.008918 1.009105 1.009292
18.5 1.009479 1.009666 1.009853 1.010040 1.010227 1.010413 1.010600 1.010786 1.010972 1.011158
18.6 1.011345 1.011530 1.011716 1.011902 1.012088 1.012273 1.012459 1.012644 1.012829 1.013015
18.7 1.013200 1.013385 1.013569 1.013754 1.013939 1.014123 1.014308 1.014492 1.014677 1.014861
18.8 1.015045 1.015229 1.015413 1.015596 1.015780 1.015964 1.016147 1.016331 1.016514 1.016697
18.9 1.016880 1.017063 1.017246 1.017429 1.017612 1.017794 1.017977 1.018159 1.018342 1.018524
Logarithm Table for base 18 — N = 19.00–19.99
N.i 0 1 2 3 4 5 6 7 8 9
19.0 1.018706 1.018888 1.019070 1.019252 1.019434 1.019615 1.019797 1.019978 1.020160 1.020341
19.1 1.020522 1.020703 1.020884 1.021065 1.021246 1.021427 1.021607 1.021788 1.021968 1.022149
19.2 1.022329 1.022509 1.022689 1.022869 1.023049 1.023229 1.023408 1.023588 1.023767 1.023947
19.3 1.024126 1.024305 1.024484 1.024663 1.024842 1.025021 1.025200 1.025379 1.025557 1.025736
19.4 1.025914 1.026092 1.026271 1.026449 1.026627 1.026805 1.026982 1.027160 1.027338 1.027515
19.5 1.027693 1.027870 1.028048 1.028225 1.028402 1.028579 1.028756 1.028933 1.029109 1.029286
19.6 1.029463 1.029639 1.029815 1.029992 1.030168 1.030344 1.030520 1.030696 1.030872 1.031048
19.7 1.031223 1.031399 1.031574 1.031750 1.031925 1.032100 1.032275 1.032450 1.032625 1.032800
19.8 1.032975 1.033150 1.033324 1.033499 1.033673 1.033848 1.034022 1.034196 1.034370 1.034544
19.9 1.034718 1.034892 1.035066 1.035239 1.035413 1.035586 1.035760 1.035933 1.036106 1.036279
Logarithm Table for base 18 — N = 20.00–20.99
N.i 0 1 2 3 4 5 6 7 8 9
20.0 1.036452 1.036625 1.036798 1.036971 1.037143 1.037316 1.037489 1.037661 1.037833 1.038006
20.1 1.038178 1.038350 1.038522 1.038694 1.038866 1.039037 1.039209 1.039381 1.039552 1.039723
20.2 1.039895 1.040066 1.040237 1.040408 1.040579 1.040750 1.040921 1.041092 1.041262 1.041433
20.3 1.041603 1.041774 1.041944 1.042114 1.042284 1.042454 1.042624 1.042794 1.042964 1.043134
20.4 1.043303 1.043473 1.043643 1.043812 1.043981 1.044150 1.044320 1.044489 1.044658 1.044826
20.5 1.044995 1.045164 1.045333 1.045501 1.045670 1.045838 1.046006 1.046175 1.046343 1.046511
20.6 1.046679 1.046847 1.047015 1.047182 1.047350 1.047518 1.047685 1.047853 1.048020 1.048187
20.7 1.048354 1.048521 1.048688 1.048855 1.049022 1.049189 1.049356 1.049522 1.049689 1.049855
20.8 1.050022 1.050188 1.050354 1.050520 1.050686 1.050852 1.051018 1.051184 1.051350 1.051515
20.9 1.051681 1.051847 1.052012 1.052177 1.052343 1.052508 1.052673 1.052838 1.053003 1.053168

Other Bases

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