Nth Root Calculator

Find the square, cube, fourth or any nth root of a number.

Fractions and decimals both work.
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How to Find an Nth Root

The nth root of x is the number that, multiplied by itself n times, gives x. It is the same as raising x to the power 1/n.

ⁿ√x = x^(1/n)   (ⁿ√x)ⁿ = x

Worked Example

Tips

Even roots (2, 4, 6, …) of negative numbers are not real numbers; odd roots of negative numbers are negative.