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What is the Square Root of 20920?

The square root of 20920 is 144.6374778541. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√20920 = 144.6374778541
CalculatedNon-perfect squareIrrational
Exact form√20920
Perfect squareNo
Number typeIrrational
Verification144.63747785412 ≈ 20920

On this page

How the answer is calculated

We solve x2 = 20920. The resulting value is x = 144.6374778541.

Verification: 144.63747785412 ≈ 20920.

Simplified radical form

The square root of 20920 in simplified radical form is 2√5230.

This is equivalent to √20920, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal14420736
Upper or equal14521025

Nearby square roots

NumberSquare root
√20917144.6271067262
√20918144.6305638515
√20919144.6340208941
√20920144.6374778541
√20921144.6409347315
√20922144.6443915263
√20923144.6478482384

Number properties

Is 20920 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√20920 is irrational because 20920 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 20920.