1, 4, 25, 100, 1000
100 + 49 + 1
A prime number can't be divided, then it's not a square
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
10001
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
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
101
1, 4, 25, 100, 1000
100 + 49 + 1
1 and 64
its simply 79
1, 4, 9, 16, 25, 36, 49, 64, 81, 100
There are nine square numbers. Simply multiply each digit from 1 to 10 by itself to get the results. =) 0 (1 4 9 16 25 36 49 64 81) 100