√443 = 21.0475651798. 443 is not a perfect square; the result is irrational.

Is 443 a perfect square?

No, 443 is not a perfect square. Its square root is irrational.

What is 21.0475651798 squared?

21.0475651798 squared is approximately 443. (21.0475651798)² ≈ 443

Instant answer with step-by-step solution

√443 = 21.0475651798

√443 = 21.0475651798

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

We need to find √443 — a number that when multiplied by itself equals 443.
443 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): √443 = 443^0.5 = 21.0475651798
Verification: 21.0475651798 × 21.0475651798 ≈ 443 ✓ (rounded to 10 significant figures)

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