What is the greatest perfect square that is a factor of 261? Here we will show you how to find the greatest perfect square that is a factor of 261.
The factors of 261 are all of the integers that can be evenly divided into 261. A perfect square is a product of an integer multiplied by itself.
To find the greatest perfect square that is a factor of 261, we will list the factors of 261, then list the perfect squares from the list of factors, and finally, we will pick the greatest perfect square from the list of perfect squares:
The factors of 261: 1, 3, 9, 29, 87, 261.
The perfect squares from the factor list: 1, 9
The greatest perfect square from the perfect square list: 9
Therefore, the greatest perfect square that is a factor of 261 is 9.
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