√343 = 18.5202591775. 343 is not a perfect square; the result is irrational.

Is 343 a perfect square?

No, 343 is not a perfect square. Its square root is irrational.

What is 18.5202591775 squared?

18.5202591775 squared is approximately 343. (18.5202591775)² ≈ 343

Instant answer with step-by-step solution

√343 = 18.5202591775

√343 = 18.5202591775

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

We need to find √343 — a number that when multiplied by itself equals 343.
343 is not a perfect square. Its square root is irrational.
It falls between √324 = 18 and √361 = 19.
Using the formula √N = N^(1/2): √343 = 343^0.5 = 18.5202591775
Verification: 18.5202591775 × 18.5202591775 ≈ 343 ✓ (rounded to 10 significant figures)

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