Log Base 10 Calculator to calculate the log base 10 of a number. The log base 10 of x is the base 10 logarithm of x which can be written as log10(x) or lg(x). Enter a number below, and the Log10 Calculator will calculate the result instantly.
Log10 Calculator |
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| log10 | |
| Result |
The logarithm base 10 of a number is its logarithm to the base of 10 where lg(1) = 0.
Following is log base 10 table that shows lg(1) up to lg(100).
| x | log10(x) |
|---|---|
| 1 | 0 |
| 2 | 0.301029995664 |
| 3 | 0.47712125472 |
| 4 | 0.602059991328 |
| 5 | 0.698970004336 |
| 6 | 0.778151250384 |
| 7 | 0.845098040014 |
| 8 | 0.903089986992 |
| 9 | 0.954242509439 |
| 10 | 1 |
| 11 | 1.04139268516 |
| 12 | 1.07918124605 |
| 13 | 1.11394335231 |
| 14 | 1.14612803568 |
| 15 | 1.17609125906 |
| 16 | 1.20411998266 |
| 17 | 1.23044892138 |
| 18 | 1.2552725051 |
| 19 | 1.27875360095 |
| 20 | 1.30102999566 |
| 21 | 1.32221929473 |
| 22 | 1.34242268082 |
| 23 | 1.36172783602 |
| 24 | 1.38021124171 |
| 25 | 1.39794000867 |
| 26 | 1.41497334797 |
| 27 | 1.43136376416 |
| 28 | 1.44715803134 |
| 29 | 1.4623979979 |
| 30 | 1.47712125472 |
| 31 | 1.49136169383 |
| 32 | 1.50514997832 |
| 33 | 1.51851393988 |
| 34 | 1.53147891704 |
| 35 | 1.54406804435 |
| 36 | 1.55630250077 |
| 37 | 1.56820172407 |
| 38 | 1.57978359662 |
| 39 | 1.59106460703 |
| 40 | 1.60205999133 |
| 41 | 1.61278385672 |
| 42 | 1.6232492904 |
| 43 | 1.63346845558 |
| 44 | 1.64345267649 |
| 45 | 1.65321251378 |
| 46 | 1.66275783168 |
| 47 | 1.67209785794 |
| 48 | 1.68124123738 |
| 49 | 1.69019608003 |
| 50 | 1.69897000434 |
| 51 | 1.7075701761 |
| 52 | 1.71600334363 |
| 53 | 1.7242758696 |
| 54 | 1.73239375982 |
| 55 | 1.74036268949 |
| 56 | 1.74818802701 |
| 57 | 1.75587485567 |
| 58 | 1.76342799356 |
| 59 | 1.77085201164 |
| 60 | 1.77815125038 |
| 61 | 1.78532983501 |
| 62 | 1.7923916895 |
| 63 | 1.79934054945 |
| 64 | 1.80617997398 |
| 65 | 1.81291335664 |
| 66 | 1.81954393554 |
| 67 | 1.8260748027 |
| 68 | 1.83250891271 |
| 69 | 1.83884909074 |
| 70 | 1.84509804001 |
| 71 | 1.85125834872 |
| 72 | 1.85733249643 |
| 73 | 1.86332286012 |
| 74 | 1.86923171973 |
| 75 | 1.87506126339 |
| 76 | 1.88081359228 |
| 77 | 1.88649072517 |
| 78 | 1.89209460269 |
| 79 | 1.89762709129 |
| 80 | 1.90308998699 |
| 81 | 1.90848501888 |
| 82 | 1.91381385238 |
| 83 | 1.91907809238 |
| 84 | 1.92427928606 |
| 85 | 1.92941892571 |
| 86 | 1.93449845124 |
| 87 | 1.93951925262 |
| 88 | 1.94448267215 |
| 89 | 1.94939000664 |
| 90 | 1.95424250944 |
| 91 | 1.95904139232 |
| 92 | 1.96378782735 |
| 93 | 1.96848294855 |
| 94 | 1.9731278536 |
| 95 | 1.97772360529 |
| 96 | 1.98227123304 |
| 97 | 1.98677173427 |
| 98 | 1.99122607569 |
| 99 | 1.9956351946 |
| 100 | 2 |
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