nth Root Calculator

Use our free nth root calculator to find the nth root of any number. Supports any positive integer root.

Math

Number

Root (n)

Formula

The nth root of a number is a value that when multiplied by itself n times gives the original number. For example, the 4th root of 81 is 3 because 3⁴ = 81.

ⁿ√N = N^(1/n)

Percentage: The percentage value you want to apply

Number: The original number or value

Result: The calculated result

How It Works

1Enter the number.
2Enter the root (n).
3Click Calculate to compute the nth root.

Examples

4th root of 81

1.Enter number=81, root=4.
2.Calculate: 81^(1/4) = 3.
3.Result: 3.

Result: 3

Frequently Asked Questions

Even roots of negative numbers are imaginary and not supported by this calculator.

The 1st root of any number is the number itself.

Related Calculators

Square Root Calculator Cube Root Calculator Radical Simplifier Exponent Calculator Percentage Calculator Basic Calculator

CalculateMe Team

Last updated: 2026-07-13

nth Root Calculator

Formula

How It Works

Examples

4th root of 81

Frequently Asked Questions

What happens if n is even and the number is negative?

What is the 1st root of a number?

Related Calculators

nth Root Calculator

Formula

How It Works

Examples

4th root of 81

Frequently Asked Questions

What happens if n is even and the number is negative?

What is the 1st root of a number?

Related Calculators