Simplify Square Root of 1521

Here we will show you step-by-step how to simplify the square root of 1521. The square root of 1521 can be written as follows:


	√	1521

The √ symbol is called the radical sign. To simplify the square root of 1521 means to get the simplest radical form of √1521.

Step 1: List Factors
List the factors of 81 like so:

1, 3, 9, 13, 39, 117, 169, 507, 1521

Step 2: Find Perfect Squares
Identify the perfect squares* from the list of factors above:

1, 9, 169, 1521

Since 1521 is on the list of perfect squares above, it means that 1521 is a perfect square.

That means you can simplify the square root of 1521 without the radical as follows:

39

Furthermore, you may also be interested to know that the square root of 1521 can be written with an Exponent like this:

1521^½

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Simplify Square Root of 1522
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* List of Perfect Squares