Square Root Calculator › Square root of 729
Square Root of 729
√729 = 27
729 is a perfect square: 27 × 27 = 729. Its square root is the whole number 27.
| Number | 729 |
| Square root (decimal) | 27 |
| Simplified radical | 27 |
| Perfect square? | Yes |
| Rational? | Yes |
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Frequently asked questions
Is 729 a perfect square?
Yes. 729 is a perfect square because 27 × 27 = 729, so √729 = 27.
What is the square root of 729 in simplest radical form?
√729 simplifies to the whole number 27.