Square Root Calculator › Square root of 445
Square Root of 445
√445 ≈ 21.095023
445 is not a perfect square, so √445 is an irrational number that is approximately 21.095023. In simplified radical form, √445 = √445.
√445 lies between √441 = 21 and √484 = 22.
| Number | 445 |
| Square root (decimal) | 21.095023 |
| Simplified radical | √445 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 445 a perfect square?
No, 445 is not a perfect square, so its square root is irrational and approximately 21.095023.
What is the square root of 445 in simplest radical form?
√445 = √445 in simplest radical form.