A perfect square is a number that can be expressed as the product of two equal integers.
The only way to accurately calculate if a number is a perfect square is to find the factors. Before we go through the trouble of finding the factors, there is a quick trick you can use to help determine if you need even need to do the extra work.
Try these steps first:
Let's try it...
Step 1:
What is the last number of 235,176,168? It is this number: 235176168. The answer is 8. Is 8 in the list of numbers that are never perfect squares (2, 3, 7 or 8)?
Answer: YES, 8 is in the list of numbers that are never perfect squares. The number 235,176,168 is NOT a perfect square and we can stop here as there is not need to complete the rest of the steps.
Number | 235,176,166 | 235,176,167 | 235,176,169 | 235,176,170 |
Perfect Square? | no | no | no | no |