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What is the Square Root of 16640?

The square root of 16640 is 128.9961239728. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√16640 = 128.9961239728
CalculatedNon-perfect squareIrrational
Exact form√16640
Perfect squareNo
Number typeIrrational
Verification128.99612397282 ≈ 16640

On this page

How the answer is calculated

We solve x2 = 16640. The resulting value is x = 128.9961239728.

Verification: 128.99612397282 ≈ 16640.

Simplified radical form

The square root of 16640 in simplified radical form is 16√65.

This is equivalent to √16640, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal12816384
Upper or equal12916641

Nearby square roots

NumberSquare root
√16637128.9844951923
√16638128.9883715689
√16639128.9922478291
√16640128.9961239728
√16641129
√16642129.0038759108
√16643129.0077517051

Number properties

Is 16640 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√16640 is irrational because 16640 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 16640.