Add the values. So to compute such a log start dividing the argument by the base then divide the result again and again until you get 1. Characteristic Part 2 and mantissa part 872 Step 2.
The same rules apply when the base is e the so-called natural logarithm which has a value of about 27183.
Log10 or log represents this function. 2 Look at the equation. Ln5 log e 5 1609. In common logarithmic function the base of the logarithmic function is 10.