MATH CALCULATORS
Exponent Calculator
Raise any numeric base to a chosen exponent and view the result instantly.
Try the tool
Runs in your browserFormula or method
Power = base^exponent.
Use the method above to understand how the result is produced. Some tools use text-processing rules rather than mathematical equations.
How to use the Exponent Calculator
Enter a base and exponent, then calculate the power. Fractional and negative exponents are supported where mathematically defined.
- Enter the requested values or paste your content into the fields above.
- Choose the appropriate action to calculate, format or preview.
- Review the result and copy or save it when needed.
Worked example
2 raised to the power of 8 equals 256.
Use the example as a reference, and replace the sample inputs with your own values.
Frequently asked questions
What does a negative exponent mean?
It represents the reciprocal: 2^-3 = 1/8.
Can I use decimals?
Yes, subject to JavaScript numeric precision.
Why is the result undefined sometimes?
A negative base to a non-integer exponent may not have a real-valued result.
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