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Math tool

Exponent Calculator

Raise a base to an exponent and see the resulting power.

Free · Private · Runs in your browser

Power calculation

Raise a base to an exponent

Enter a base and exponent. Negative exponents return reciprocals.

Your result will appear here after you submit valid values.

Formula and method

This calculator uses baseexponent. A negative exponent returns the reciprocal power, and any nonzero number to the zero power is 1.

Boundaries

  • Base: −1,000,000,000,000,000 through 1,000,000,000,000,000.
  • Exponent: −1,000 through 1,000.
  • Zero with a negative exponent and results outside the supported numeric range are rejected.
  • Values are calculated in browser JavaScript double precision and displayed to eight decimal places.

Version and verification

Calculation version 1.0.0; deterministic fixtures last verified 2026-08-20.

Related tools

For roots, use the Square Root Calculator. For whole-number products, use the Factorial Calculator.