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What is the Square Root of 16665?

The square root of 16665 is 129.09298974. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√16665 = 129.09298974
CalculatedNon-perfect squareIrrational
Exact form√16665
Perfect squareNo
Number typeIrrational
Verification129.092989742 ≈ 16665

On this page

How the answer is calculated

We solve x2 = 16665. The resulting value is x = 129.09298974.

Verification: 129.092989742 ≈ 16665.

Simplified radical form

The square root of 16665 in simplified radical form is √16665.

There are no square factors that can be taken outside the radical, so √16665 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal12916641
Upper or equal13016900

Nearby square roots

NumberSquare root
√16662129.0813696859
√16663129.0852431535
√16664129.0891165048
√16665129.09298974
√16666129.0968628589
√16667129.1007358616
√16668129.1046087481

Number properties

Is 16665 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√16665 is irrational because 16665 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 16665.