Square Root Calculator › Square root of 231
Square Root of 231
√231 ≈ 15.198684
231 is not a perfect square, so √231 is an irrational number that is approximately 15.198684. In simplified radical form, √231 = √231.
√231 lies between √225 = 15 and √256 = 16.
| Number | 231 |
| Square root (decimal) | 15.198684 |
| Simplified radical | √231 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 231 a perfect square?
No, 231 is not a perfect square, so its square root is irrational and approximately 15.198684.
What is the square root of 231 in simplest radical form?
√231 = √231 in simplest radical form.