Square Root Calculator › Square root of 858
Square Root of 858
√858 ≈ 29.291637
858 is not a perfect square, so √858 is an irrational number that is approximately 29.291637. In simplified radical form, √858 = √858.
√858 lies between √841 = 29 and √900 = 30.
| Number | 858 |
| Square root (decimal) | 29.291637 |
| Simplified radical | √858 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 858 a perfect square?
No, 858 is not a perfect square, so its square root is irrational and approximately 29.291637.
What is the square root of 858 in simplest radical form?
√858 = √858 in simplest radical form.