Math

Exponent Calculator

Raise any base to a positive, negative or fractional exponent.

Free online toolWorks in your browserNo sign-up required

How to use this calculator

Raise any base to a positive, negative or fractional exponent.

Result = base^exponent. A negative exponent is equivalent to 1 ÷ base^|exponent|.

What the result means

The calculator uses the values you enter and applies the method shown above. Change any input and calculate again to compare another scenario.

Frequently asked questions

What does a negative exponent mean?

A negative exponent means take the reciprocal of the corresponding positive power.

Can the exponent be a decimal?

Yes, as long as the selected base and exponent produce a real numeric result.

Transparency

Method, assumptions & corrections

See how formulas, sources and limitations are handled across ERICH Calculators.