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What is the Square Root of 20720?

The square root of 20720 is 143.9444337236. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√20720 = 143.9444337236
CalculatedNon-perfect squareIrrational
Exact form√20720
Perfect squareNo
Number typeIrrational
Verification143.94443372362 ≈ 20720

On this page

How the answer is calculated

We solve x2 = 20720. The resulting value is x = 143.9444337236.

Verification: 143.94443372362 ≈ 20720.

Simplified radical form

The square root of 20720 in simplified radical form is 4√1295.

This is equivalent to √20720, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal14320449
Upper or equal14420736

Nearby square roots

NumberSquare root
√20717143.9340126586
√20718143.9374864307
√20719143.9409601191
√20720143.9444337236
√20721143.9479072443
√20722143.9513806811
√20723143.9548540342

Number properties

Is 20720 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√20720 is irrational because 20720 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 20720.