# What is the square root of 139

The short answer is $$\sqrt{ 139 } = 11.789826122552$$.

If that's all you're looking for, thanks for coming by. But if you're interested in the hows and whys behind square roots, continue reading and we'll tell you all about the square root of 139.

## 139 is not a perfect square

Let's look at some math

$$\LARGE \sqrt{ 139 } = 11.789826122552$$

Note that $$11.789826122552$$ is not a whole number, therefore 139 is not a perfect square.

The next perfect square greater than 139 is 144. The previous perfect square less than 139 is 121.

## Square root of 139 as an exponent

Any square root can be converted to a number with a fractional exponent. In the case of 139 the following two values are equal.

$$\LARGE \sqrt{ 139 } = 139^{^1/_2}$$

## Square root of 139 as a fraction

Since 139 is not a perfect square, sometimes we might want to get a fractional estimate of the square root value. In the case of 139 that value is $$\Large 11 \frac{15}{19}$$.

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