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What is the Square Root of 18988?

The square root of 18988 is 137.7969520708. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√18988 = 137.7969520708
CalculatedNon-perfect squareIrrational
Exact form√18988
Perfect squareNo
Number typeIrrational
Verification137.79695207082 ≈ 18988

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How the answer is calculated

We solve x2 = 18988. The resulting value is x = 137.7969520708.

Verification: 137.79695207082 ≈ 18988.

Simplified radical form

The square root of 18988 in simplified radical form is 2√4747.

This is equivalent to √18988, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal13718769
Upper or equal13819044

Nearby square roots

NumberSquare root
√18985137.7860660589
√18986137.7896948251
√18987137.7933234957
√18988137.7969520708
√18989137.8005805503
√18990137.8042089343
√18991137.8078372227

Number properties

Is 18988 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√18988 is irrational because 18988 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 18988.