Yes
49
The number 51 is not the square of a whole number. It is the square of 7.1414.
The number 31 is not the square of a whole number. It is the square of 5.5678.
The 13th square number is simply 13 times 13 = 169
2 sqared is 4 so 2x2 sqared is 4
121 is an odd number and it is also a square number because 11*11 = 121
121 is not an even number.
121 is a square number
I don't know what sqared is but twelve squared is 122 or 12 x 12 = 144
YES!!! 121 is a squared number. 11^2 = 11x11 = 121
121, 242, 363, 484, and an infinite number of other multiples of 121 are divisible by 121.