Infolity
  1. Home
  2. Calculators
  3. Square Root

What is the Square Root of 220?

The square root of 220 is 14.8323969742. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√220 = 14.8323969742
CalculatedNon-perfect squareIrrational
Exact form√220
Perfect squareNo
Number typeIrrational
Verification14.83239697422 ≈ 220

On this page

How the answer is calculated

We solve x2 = 220. The resulting value is x = 14.8323969742.

Verification: 14.83239697422 ≈ 220.

Simplified radical form

The square root of 220 in simplified radical form is 2√55.

This is equivalent to √220, with perfect-square factors moved outside the radical.

Nearest Perfect squares

PositionBaseValue
Lower or equal14196
Upper or equal15225

Nearby square roots

NumberSquare root
√21714.7309198627
√21814.7648230602
√21914.7986485869
√22014.8323969742
√22114.8660687473
√22214.8996644258
√22314.9331845231

Number properties

Is 220 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√220 is irrational because 220 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 220.