Is 142 a perfect square?

No, 142 is not a perfect square. Its square root is irrational.

What is 11.9163752878 squared?

11.9163752878 squared is approximately 142. (11.9163752878)² ≈ 142

√142 = 11.9163752878. 142 is not a perfect square; the result is irrational.

Instant answer with step-by-step solution

√142 = 11.9163752878

√142 = 11.9163752878

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

We need to find √142 — a number that when multiplied by itself equals 142.
142 is not a perfect square. Its square root is irrational.
It falls between √121 = 11 and √144 = 12.
Using the formula √N = N^(1/2): √142 = 142^0.5 = 11.9163752878
Verification: 11.9163752878 × 11.9163752878 ≈ 142 ✓ (rounded to 10 significant figures)

√ =