This log table lists the base-10 logarithm (log₁₀) of every number from 1 to 100, rounded to four decimals. The logarithm answers: 10 to what power gives this number? (log 100 = 2 because 10² = 100.)
| n | log₁₀(n) |
|---|---|
| 1 | 0.0000 |
| 2 | 0.3010 |
| 3 | 0.4771 |
| 4 | 0.6021 |
| 5 | 0.6990 |
| 6 | 0.7782 |
| 7 | 0.8451 |
| 8 | 0.9031 |
| 9 | 0.9542 |
| 10 | 1.0000 |
| 11 | 1.0414 |
| 12 | 1.0792 |
| 13 | 1.1139 |
| 14 | 1.1461 |
| 15 | 1.1761 |
| 16 | 1.2041 |
| 17 | 1.2304 |
| 18 | 1.2553 |
| 19 | 1.2788 |
| 20 | 1.3010 |
| 21 | 1.3222 |
| 22 | 1.3424 |
| 23 | 1.3617 |
| 24 | 1.3802 |
| 25 | 1.3979 |
| 26 | 1.4150 |
| 27 | 1.4314 |
| 28 | 1.4472 |
| 29 | 1.4624 |
| 30 | 1.4771 |
| 31 | 1.4914 |
| 32 | 1.5051 |
| 33 | 1.5185 |
| 34 | 1.5315 |
| n | log₁₀(n) |
|---|---|
| 35 | 1.5441 |
| 36 | 1.5563 |
| 37 | 1.5682 |
| 38 | 1.5798 |
| 39 | 1.5911 |
| 40 | 1.6021 |
| 41 | 1.6128 |
| 42 | 1.6232 |
| 43 | 1.6335 |
| 44 | 1.6435 |
| 45 | 1.6532 |
| 46 | 1.6628 |
| 47 | 1.6721 |
| 48 | 1.6812 |
| 49 | 1.6902 |
| 50 | 1.6990 |
| 51 | 1.7076 |
| 52 | 1.7160 |
| 53 | 1.7243 |
| 54 | 1.7324 |
| 55 | 1.7404 |
| 56 | 1.7482 |
| 57 | 1.7559 |
| 58 | 1.7634 |
| 59 | 1.7709 |
| 60 | 1.7782 |
| 61 | 1.7853 |
| 62 | 1.7924 |
| 63 | 1.7993 |
| 64 | 1.8062 |
| 65 | 1.8129 |
| 66 | 1.8195 |
| 67 | 1.8261 |
| 68 | 1.8325 |
| n | log₁₀(n) |
|---|---|
| 69 | 1.8388 |
| 70 | 1.8451 |
| 71 | 1.8513 |
| 72 | 1.8573 |
| 73 | 1.8633 |
| 74 | 1.8692 |
| 75 | 1.8751 |
| 76 | 1.8808 |
| 77 | 1.8865 |
| 78 | 1.8921 |
| 79 | 1.8976 |
| 80 | 1.9031 |
| 81 | 1.9085 |
| 82 | 1.9138 |
| 83 | 1.9191 |
| 84 | 1.9243 |
| 85 | 1.9294 |
| 86 | 1.9345 |
| 87 | 1.9395 |
| 88 | 1.9445 |
| 89 | 1.9494 |
| 90 | 1.9542 |
| 91 | 1.9590 |
| 92 | 1.9638 |
| 93 | 1.9685 |
| 94 | 1.9731 |
| 95 | 1.9777 |
| 96 | 1.9823 |
| 97 | 1.9868 |
| 98 | 1.9912 |
| 99 | 1.9956 |
| 100 | 2.0000 |