28 is a perfect number.
4
The only square number between 20 and 30 is 25.
perfect square numbers are 16 and 25
20 is between 10 and 30.
only 28 bro
The number is 28.
25 is a perfect square occurring between 20 and 30.
It is 28 I did that at school in year 6
The two perfect numbers between 1 and 30 are: 6, 28
30
4
The only square number between 20 and 30 is 25.
perfect square numbers are 16 and 25
20 is between 10 and 30.
only 28 bro
-10
36