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What is the Square Root of 16391?

The square root of 16391 is 128.02734083. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√16391 = 128.02734083
CalculatedNon-perfect squareIrrational
Exact form√16391
Perfect squareNo
Number typeIrrational
Verification128.027340832 ≈ 16391

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How the answer is calculated

We solve x2 = 16391. The resulting value is x = 128.02734083.

Verification: 128.027340832 ≈ 16391.

Simplified radical form

The square root of 16391 in simplified radical form is √16391.

There are no square factors that can be taken outside the radical, so √16391 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal12816384
Upper or equal12916641

Nearby square roots

NumberSquare root
√16388128.0156240464
√16389128.0195297601
√16390128.0234353546
√16391128.02734083
√16392128.0312461862
√16393128.0351514233
√16394128.0390565414

Number properties

Is 16391 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√16391 is irrational because 16391 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 16391.