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What is the Square Root of 20940?

The square root of 20940 is 144.7065997113. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√20940 = 144.7065997113
CalculatedNon-perfect squareIrrational
Exact form√20940
Perfect squareNo
Number typeIrrational
Verification144.70659971132 ≈ 20940

On this page

How the answer is calculated

We solve x2 = 20940. The resulting value is x = 144.7065997113.

Verification: 144.70659971132 ≈ 20940.

Simplified radical form

The square root of 20940 in simplified radical form is 2√5235.

This is equivalent to √20940, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal14420736
Upper or equal14521025

Nearby square roots

NumberSquare root
√20937144.6962335377
√20938144.6996890114
√20939144.7031444026
√20940144.7065997113
√20941144.7100549375
√20942144.7135100811
√20943144.7169651423

Number properties

Is 20940 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√20940 is irrational because 20940 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 20940.