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What is the Square Root of 21223?

The square root of 21223 is 145.6811586994. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√21223 = 145.6811586994
CalculatedNon-perfect squareIrrational
Exact form√21223
Perfect squareNo
Number typeIrrational
Verification145.68115869942 ≈ 21223

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How the answer is calculated

We solve x2 = 21223. The resulting value is x = 145.6811586994.

Verification: 145.68115869942 ≈ 21223.

Simplified radical form

The square root of 21223 in simplified radical form is √21223.

There are no square factors that can be taken outside the radical, so √21223 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal14521025
Upper or equal14621316

Nearby square roots

NumberSquare root
√21220145.670861877
√21221145.674294232
√21222145.6777265061
√21223145.6811586994
√21224145.6845908118
√21225145.6880228433
√21226145.691454794

Number properties

Is 21223 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√21223 is irrational because 21223 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 21223.