Log Calculator
Calculate logarithms with any base, including natural (ln) and common (log₁₀).
log
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Log Calculator
Calculate logarithms with any base, including natural (ln) and common (log₁₀).
A logarithm is the inverse function to exponentiation. That means the logarithm of a given number x is the exponent to which another fixed number, the base b, must be raised, to produce that number x.
logb(x) = y ⇔ by = x
- Common Logarithm: Base 10 (log₁₀)
- Natural Logarithm: Base e (ln) ≈ 2.71828