Square Root Calculator › Square root of 312
Square Root of 312
√312 ≈ 17.663522
312 is not a perfect square, so √312 is an irrational number that is approximately 17.663522. In simplified radical form, √312 = 2√78.
√312 lies between √289 = 17 and √324 = 18.
| Number | 312 |
| Square root (decimal) | 17.663522 |
| Simplified radical | 2√78 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 312 a perfect square?
No, 312 is not a perfect square, so its square root is irrational and approximately 17.663522.
What is the square root of 312 in simplest radical form?
√312 = 2√78 in simplest radical form.