Square Root Calculator

All tools

Find the square root, nth root or power of any number instantly. See the value squared, cubed, its reciprocal and whether it is a perfect square. Free and live.

For example, 3 gives the cube root.
Result –
Squared (x²) –
Cubed (x³) –
Reciprocal (1⁄x) –
Perfect square? –
The square root of a negative number is undefined for real results. Odd nth roots accept negative values. The side rows always describe the value x.
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