Square Root Calculator › Square root of 810
Square Root of 810
√810 ≈ 28.460499
810 is not a perfect square, so √810 is an irrational number that is approximately 28.460499. In simplified radical form, √810 = 9√10.
√810 lies between √784 = 28 and √841 = 29.
| Number | 810 |
| Square root (decimal) | 28.460499 |
| Simplified radical | 9√10 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 810 a perfect square?
No, 810 is not a perfect square, so its square root is irrational and approximately 28.460499.
What is the square root of 810 in simplest radical form?
√810 = 9√10 in simplest radical form.