Square Root Calculator › Square root of 165
Square Root of 165
√165 ≈ 12.845233
165 is not a perfect square, so √165 is an irrational number that is approximately 12.845233. In simplified radical form, √165 = √165.
√165 lies between √144 = 12 and √169 = 13.
| Number | 165 |
| Square root (decimal) | 12.845233 |
| Simplified radical | √165 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 165 a perfect square?
No, 165 is not a perfect square, so its square root is irrational and approximately 12.845233.
What is the square root of 165 in simplest radical form?
√165 = √165 in simplest radical form.