Exponent Calculator
Raise a base to positive, negative, or decimal powers.
Power
256
- Expression
- 2 ^ 8
- Reciprocal form
- Not needed
What this calculator does
Calculate exponents with reciprocal details and real-number domain and overflow checks.
Inputs and what they mean
- Base
- — number value.
- Exponent
- — number value.
How to use it
- Enter the requested values.
- Choose the calculation mode when available.
- Review the result and supporting breakdown.
Formula
Power = base^exponent. A negative exponent takes the reciprocal of the corresponding positive power.
Worked example
2 to the eighth power
2⁸ = 256.
Reading the result
The headline figure is the main answer. Any breakdown underneath shows the parts that make it up, so you can check the working and see what changes when you adjust an input.
Limitations and assumptions
Results depend entirely on the figures you enter and are rounded for display. They are for general information and education, not professional advice.
Common questions
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