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What is the Square Root of 21387?

The square root of 21387 is 146.242948548. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√21387 = 146.242948548
CalculatedNon-perfect squareIrrational
Exact form√21387
Perfect squareNo
Number typeIrrational
Verification146.2429485482 ≈ 21387

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How the answer is calculated

We solve x2 = 21387. The resulting value is x = 146.242948548.

Verification: 146.2429485482 ≈ 21387.

Simplified radical form

The square root of 21387 in simplified radical form is √21387.

There are no square factors that can be taken outside the radical, so √21387 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal14621316
Upper or equal14721609

Nearby square roots

NumberSquare root
√21384146.2326912834
√21385146.2361104516
√21386146.2395295397
√21387146.242948548
√21388146.2463674763
√21389146.2497863246
√21390146.2532050931

Number properties

Is 21387 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√21387 is irrational because 21387 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 21387.