Nth Root Calculator
Calculate the nth root of any number (square root, cube root, etc.).
How to use this tool
- Enter number and root (n) in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your result and the full breakdown beneath it.
Calculate the nth root of any positive number. The 2nd root is the square root; the 3rd root is the cube root.
Frequently asked questions
- How do you calculate the nth root?
- The nth root of x equals x raised to the power of 1/n. For example, the cube root of 27 is 27^(1/3) = 3.