FREE ONLINE CALCULATOR / MATH & NUMBERS
Logarithm Calculator
Calculate a logarithm with an arbitrary base. Fast, private, and built to make every number easier.
Input values
✦ InteractiveHow does this calculator work?
Calculate a logarithm with an arbitrary base. Edit the inputs and see the computed results. All calculations take place inside your browser, without submitting values to a server.
log_b(x) = ln(x) / ln(b)
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