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What is the Square Root of 18489?

The square root of 18489 is 135.9742622705. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√18489 = 135.9742622705
CalculatedNon-perfect squareIrrational
Exact form√18489
Perfect squareNo
Number typeIrrational
Verification135.97426227052 ≈ 18489

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How the answer is calculated

We solve x2 = 18489. The resulting value is x = 135.9742622705.

Verification: 135.97426227052 ≈ 18489.

Simplified radical form

The square root of 18489 in simplified radical form is √18489.

There are no square factors that can be taken outside the radical, so √18489 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal13518225
Upper or equal13618496

Nearby square roots

NumberSquare root
√18486135.9632303235
√18487135.9669077386
√18488135.9705850543
√18489135.9742622705
√18490135.9779393872
√18491135.9816164046
√18492135.9852933225

Number properties

Is 18489 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√18489 is irrational because 18489 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 18489.