√444 = 21.0713075057. 444 is not a perfect square; the result is irrational.

Is 444 a perfect square?

No, 444 is not a perfect square. Its square root is irrational.

What is 21.0713075057 squared?

21.0713075057 squared is approximately 444. (21.0713075057)² ≈ 444

Instant answer with step-by-step solution

√444 = 21.0713075057

√444 = 21.0713075057

⚠ 444 is not a perfect square — result rounded to 10 significant figures

We need to find √444 — a number that when multiplied by itself equals 444.
444 is not a perfect square. Its square root is irrational.
It falls between √441 = 21 and √484 = 22.
Using the formula √N = N^(1/2): √444 = 444^0.5 = 21.0713075057
Verification: 21.0713075057 × 21.0713075057 ≈ 444 ✓ (rounded to 10 significant figures)

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