4
2880/20 = 144 which is a perfect square
20 is a not perfect square.
20 is a not perfect square.
No
2880/20 = 144 which is a perfect square
The number is 2.
No. Square numbers (or perfect square numbers) are squares of integers. The perfect square numbers are 1, 4, 9, 16, 25, 36 ... 20 is not in the series.
No.
Well, isn't that just a happy little question! The largest square factor of 20 is 4. You see, 4 times 4 equals 16, which is the largest square number that can evenly divide into 20. Just imagine that 4 fitting perfectly into 20, creating a beautiful harmony of numbers on your canvas.
Because 4 is the largest number that divides evenly into both 16 and 20.
25 is a perfect square occurring between 20 and 30.
There are 11 numbers from 10 to 20 if we include 10 and 20. Of those, only 16 is a perfect square. So the probability if 1/11 or .09 repeating.