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What is the square root of 27?

Answer
5.196152
27 is not a perfect square5.196152² = 5.196152² ≈ 275.196152 × 5.196152 = ≈ 27

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How We Calculated This

√n — the number which, multiplied by itself, equals n

√27 = 5.196152

Related Calculations

What is the square root of 1?1 (exact)What is the square root of 2?1.414214What is the square root of 3?1.732051What is the square root of 4?2 (exact)What is the square root of 5?2.236068

Calculated using verified formulas. Last updated March 2026.