What is the square root of 16?

The square root of 16 is 4. This is a perfect square. Free instant calculation.

Is 16 a perfect square?

Yes, 16 is a perfect square. Its square root is exactly 4.

√16 = 4

Perfect Square ✓

The square root of 16 is the number that, when multiplied by itself, equals 16.

Since 4 × 4 = 16, the square root is exactly 4. This makes 16 a perfect square.

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