Square Root Calculator › Square root of 331
Square Root of 331
√331 ≈ 18.193405
331 is not a perfect square, so √331 is an irrational number that is approximately 18.193405. In simplified radical form, √331 = √331.
√331 lies between √324 = 18 and √361 = 19.
| Number | 331 |
| Square root (decimal) | 18.193405 |
| Simplified radical | √331 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 331 a perfect square?
No, 331 is not a perfect square, so its square root is irrational and approximately 18.193405.
What is the square root of 331 in simplest radical form?
√331 = √331 in simplest radical form.