√521 = 22.825424421. 521 is not a perfect square; the result is irrational.

Is 521 a perfect square?

No, 521 is not a perfect square. Its square root is irrational.

What is 22.825424421 squared?

22.825424421 squared is approximately 521. (22.825424421)² ≈ 521

Instant answer with step-by-step solution

√521 = 22.825424421

√521 = 22.825424421

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

We need to find √521 — a number that when multiplied by itself equals 521.
521 is not a perfect square. Its square root is irrational.
It falls between √484 = 22 and √529 = 23.
Using the formula √N = N^(1/2): √521 = 521^0.5 = 22.825424421
Verification: 22.825424421 × 22.825424421 ≈ 521 ✓ (rounded to 10 significant figures)

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