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Root calculator

Calculate the principal real square, cube, or nth root.

Get started

  1. Use the example values or enter your own measurements.
  2. Calculate, then copy the result or download the available details.

Example

Input

Square root of 144

Expected result

12

Try it

Good to know

The calculation runs in your browser. Use consistent units in fields with no explicit unit.

Calculation method

The nth root is x raised to 1/n. Odd integer degrees accept negative radicands. A negative degree takes the reciprocal.

xn=x1/n,n≠0\sqrt[n]{x}=x^{1/n},\qquad n\ne0

Calculation mode

Square root
  • Radicand
Cube root
  • Radicand
Nth root
  • Radicand
  • Degree