Cube Root Calculator

Enter a number to calculate its cube root.

Formula

Result = ∛Value

Example

The cube root of 27 is 3, and the cube root of -27 is -3.

Frequently Asked Questions

Why does this work for negative numbers but square root doesn't?
A negative number cubed stays negative (e.g. -3³ = -27), so a real cube root always exists — unlike square roots, where a negative result would require an imaginary number.