Square Root Calculator › Square root of 663
Square Root of 663
√663 ≈ 25.748786
663 is not a perfect square, so √663 is an irrational number that is approximately 25.748786. In simplified radical form, √663 = √663.
√663 lies between √625 = 25 and √676 = 26.
| Number | 663 |
| Square root (decimal) | 25.748786 |
| Simplified radical | √663 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 663 a perfect square?
No, 663 is not a perfect square, so its square root is irrational and approximately 25.748786.
What is the square root of 663 in simplest radical form?
√663 = √663 in simplest radical form.