Square Root & Powers
Roots and powers of any number, instantly.
Square root of N
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Nth root
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BaseExponent
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How it's calculated
- Square root
- √x = y where y × y = x
- Cube root
- ∛x = y where y × y × y = x
- Power
- xⁿ = x × x × … (n times)
Perfect squares such as 144 have whole-number roots (12). Other numbers have roots that never end, so results are rounded.
Negative numbers have no real square root, but they do have a cube root: ∛−27 = −3.
Frequently asked questions
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