Square Root of 40

What is the square root of 40?

Answer: 40 = 6.3245553203
The square root of 40 is 6.3245553203.
40 is not a perfect square. The square root is an irrational number.

Verification

√40 = 6.3245553203

6.3245553203 × 6.3245553203 ≈ 40

See Also

About "Square Root Calculator" Calculator

This calculator will help you find the square root of any number. For example, it can help you find out what is the square root of 40? (The answer is: 6.3245553203). Enter a number (e.g. '40') and hit the 'Calculate' button.

Square Root Table

NumberSquare RootPerfect Square
5Yes
5.09902No
5.196152No
5.291503No
5.385165No
5.477226No
5.567764No
5.656854No
5.744563No
5.830952No
5.91608No
6Yes
6.082763No
6.164414No
6.244998No
6.324555No
6.403124No
6.480741No
6.557439No
6.63325No
6.708204No
6.78233No
6.855655No
6.928203No
7Yes
7.071068No
7.141428No
7.211103No
7.28011No
7.348469No

FAQ

What is the square root of 40?

√40 = 6.3245553203

Is 40 a perfect square?

No, 40 is not a perfect square because its square root is 6.3245553203