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What is the Square Root of 16659?

The square root of 16659 is 129.0697485858. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√16659 = 129.0697485858
CalculatedNon-perfect squareIrrational
Exact form√16659
Perfect squareNo
Number typeIrrational
Verification129.06974858582 ≈ 16659

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How the answer is calculated

We solve x2 = 16659. The resulting value is x = 129.0697485858.

Verification: 129.06974858582 ≈ 16659.

Simplified radical form

The square root of 16659 in simplified radical form is 3√1851.

This is equivalent to √16659, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal12916641
Upper or equal13016900

Nearby square roots

NumberSquare root
√16656129.0581264392
√16657129.0620006044
√16658129.0658746532
√16659129.0697485858
√16660129.0736224021
√16661129.0774961021
√16662129.0813696859

Number properties

Is 16659 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√16659 is irrational because 16659 is not a perfect square.

Visual guide

Square Root function graph

See how the result changes as the input moves across positive and negative values. Square roots are shown for non-negative inputs; cube roots continue through negative inputs.

Common questions

Frequently asked questions

It asks for the number that, when raised to the power of 2, equals 16659.