Calculators & Converters

    What is Log Base 10 of 40?

    Logarithm & Inverse Log CalculatorLogarithm calculator to generate step by step calculation for how to find what is log base 10 of 40? Logarithm base 10 of 40 is 1.6021.

    log10(40) = 1.6021

    How to Find log(40)? - Work with Steps

    The below is the work with steps to find what is log base 10 of 40 shows how the input values are being used in the log base 10 functions. Formula:
    logb(x) = y, if by = x

    Input:
    x = 40
    b = 10

    Solution:
    y = log10 40
    = log(10 x 2 x 2)
    = log10(10) + log10(2) + log10(2)
    = 1 + 0.301 + 0.301
    = 1.602
    log10(40) = 1.602

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