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What is the Square Root of 16921?

The square root of 16921 is 130.0807441553. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√16921 = 130.0807441553
CalculatedNon-perfect squareIrrational
Exact form√16921
Perfect squareNo
Number typeIrrational
Verification130.08074415532 ≈ 16921

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How the answer is calculated

We solve x2 = 16921. The resulting value is x = 130.0807441553.

Verification: 130.08074415532 ≈ 16921.

Simplified radical form

The square root of 16921 in simplified radical form is √16921.

There are no square factors that can be taken outside the radical, so √16921 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal13016900
Upper or equal13117161

Nearby square roots

NumberSquare root
√16918130.0692123448
√16919130.0730563952
√16920130.0769003321
√16921130.0807441553
√16922130.084587865
√16923130.0884314611
√16924130.0922749436

Number properties

Is 16921 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√16921 is irrational because 16921 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 16921.