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What is the Square Root of 17821?

The square root of 17821 is 133.49531827. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√17821 = 133.49531827
CalculatedNon-perfect squareIrrational
Exact form√17821
Perfect squareNo
Number typeIrrational
Verification133.495318272 ≈ 17821

On this page

How the answer is calculated

We solve x2 = 17821. The resulting value is x = 133.49531827.

Verification: 133.495318272 ≈ 17821.

Simplified radical form

The square root of 17821 in simplified radical form is √17821.

There are no square factors that can be taken outside the radical, so √17821 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal13317689
Upper or equal13417956

Nearby square roots

NumberSquare root
√17818133.4840814479
√17819133.4878271604
√17820133.4915727677
√17821133.49531827
√17822133.4990636671
√17823133.5028089592
√17824133.5065541462

Number properties

Is 17821 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√17821 is irrational because 17821 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 17821.