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What is the Square Root of 21520?

The square root of 21520 is 146.6969665671. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√21520 = 146.6969665671
CalculatedNon-perfect squareIrrational
Exact form√21520
Perfect squareNo
Number typeIrrational
Verification146.69696656712 ≈ 21520

On this page

How the answer is calculated

We solve x2 = 21520. The resulting value is x = 146.6969665671.

Verification: 146.69696656712 ≈ 21520.

Simplified radical form

The square root of 21520 in simplified radical form is 4√1345.

This is equivalent to √21520, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal14621316
Upper or equal14721609

Nearby square roots

NumberSquare root
√21517146.6867410504
√21518146.6901496352
√21519146.6935581408
√21520146.6969665671
√21521146.7003749143
√21522146.7037831823
√21523146.7071913711

Number properties

Is 21520 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√21520 is irrational because 21520 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 21520.