Among the whole numbers, these are:
100 + 49 + 1
1, 4, 25, 100, 1000
A prime number can't be divided, then it's not a square
The square numbers below 100 are 1, 4, 9, 16, 25, 36, 49, 64, 81, and 100. Among these, the even square numbers are 4, 16, 36, 64, and 100. These numbers are the squares of the even integers 2, 4, 6, 8, and 10, respectively.
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
There are 10 square numbers
Both 25 and 4 are factors of 100 and are square numbers, 25 is 52 and 4 is 22. 100 and 1 are also factors of 100, and are also square numbers: 1 is 12 and 100 is 102.
There are nine square numbers including 1 below 100 (1x1...9x9). So, there are 99 - 9 'not square numbers' below 100 which is 90
10001
There are 10 square numbers from 1 to 100, so the median is the mean average of the middle two - the 5th and 6th square numbers = (25 + 36) ÷ 2 = 30.5
100 + 49 + 1
1, 4, 25, 100, 1000
A prime number can't be divided, then it's not a square
101
1 and 64
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
101