Square Root Calculator › Square root of 5
Square Root of 5
√5 ≈ 2.236068
5 is not a perfect square, so √5 is an irrational number that is approximately 2.236068. In simplified radical form, √5 = √5.
√5 lies between √4 = 2 and √9 = 3.
| Number | 5 |
| Square root (decimal) | 2.236068 |
| Simplified radical | √5 |
| Perfect square? | No |
| Rational? | No |
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Frequently asked questions
Is 5 a perfect square?
No, 5 is not a perfect square, so its square root is irrational and approximately 2.236068.
What is the square root of 5 in simplest radical form?
√5 = √5 in simplest radical form.