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What is the Square Root of 20218?

The square root of 20218 is 142.190013714. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√20218 = 142.190013714
CalculatedNon-perfect squareIrrational
Exact form√20218
Perfect squareNo
Number typeIrrational
Verification142.1900137142 ≈ 20218

On this page

How the answer is calculated

We solve x2 = 20218. The resulting value is x = 142.190013714.

Verification: 142.1900137142 ≈ 20218.

Simplified radical form

The square root of 20218 in simplified radical form is √20218.

There are no square factors that can be taken outside the radical, so √20218 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal14220164
Upper or equal14320449

Nearby square roots

NumberSquare root
√20215142.1794640586
√20216142.1829806974
√20217142.1864972492
√20218142.190013714
√20219142.1935300919
√20220142.1970463828
√20221142.2005625868

Number properties

Is 20218 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√20218 is irrational because 20218 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 20218.