Infolity
  1. Home
  2. Calculators
  3. Square Root

What is the Square Root of 690?

The square root of 690 is 26.2678510731. Calculate another value or review the exact form, nearby perfect powers, and verification.

Answer

Square Root√690 = 26.2678510731
CalculatedNon-perfect squareIrrational
Exact form√690
Perfect squareNo
Number typeIrrational
Verification26.26785107312 ≈ 690

On this page

How the answer is calculated

We solve x2 = 690. The resulting value is x = 26.2678510731.

Verification: 26.26785107312 ≈ 690.

Simplified radical form

The square root of 690 in simplified radical form is √690.

There are no square factors that can be taken outside the radical, so √690 is already in simplest radical form.

Nearest Perfect squares

PositionBaseValue
Lower or equal26676
Upper or equal27729

Nearby square roots

NumberSquare root
√68726.2106848442
√68826.2297540972
√68926.2488094968
√69026.2678510731
√69126.2868788562
√69226.3058928759
√69326.3248931622

Number properties

Is 690 a perfect square?

No. Its square root is not a whole number.

Is the square root rational or irrational?

√690 is irrational because 690 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 690.