Antilog Calculator

Last updated: 2026-07-24 โ€” Compiled and reviewed by Calvin (Math Research, FreeCalculators.app)

Compute antilogarithms with custom bases (default 10). Supports base-e or base-2 for science, finance, and engineering.

Compute antilogs for any positive base except 1. Keep base at 10 for common antilogs or switch to e or 2 for natural and binary work. Khan Academy logarithm overview

Tip

If you have log_b(y) = x, the antilog of x with base b is y = b^x.

How to use this antilog calculator

  • 1.Keep base at 10 for common logs, set to e for natural logs, or choose 2 for binary work.
  • 2.Enter the logarithm value/exponent and click Calculate.
  • 3.Copy or share the result for documentation or reports.

When to use antilogs

  • โ€ขConvert logarithmic values back to linear scale in scientific notation.
  • โ€ขRecover original measurements from decibels, pH, or Richter-scale values.
  • โ€ขModel exponential growth or compound returns using custom bases.

Antilog FAQ

Quick answers about bases, precision, and typical uses.

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