√445 = 21.0950231097. 445 is not a perfect square; the result is irrational.

Is 445 a perfect square?

No, 445 is not a perfect square. Its square root is irrational.

What is 21.0950231097 squared?

21.0950231097 squared is approximately 445. (21.0950231097)² ≈ 445

Instant answer with step-by-step solution

√445 = 21.0950231097

√445 = 21.0950231097

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

We need to find √445 — a number that when multiplied by itself equals 445.
445 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): √445 = 445^0.5 = 21.0950231097
Verification: 21.0950231097 × 21.0950231097 ≈ 445 ✓ (rounded to 10 significant figures)

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