28. The sum of its factors (smaller than 28) is 1 + 2 + 4 + 7 + 14 = 28.
25 is a perfect square occurring between 20 and 30.
The two perfect numbers between 1 and 30 are: 6, 28
25
29
No, only perfect squares like 25 and 36, which are around 30, have a square root that is a rational number.
perfect square numbers are 16 and 25
25 is a perfect square occurring between 20 and 30.
28 is a perfect number.
The two perfect numbers between 1 and 30 are: 6, 28
The only prime number between 25 and 30 is 29.
Ah, let's take a moment to appreciate the beauty of prime numbers. Between 25 and 30, the prime number we find is 29. It stands tall and proud, surrounded by its fellow numbers, knowing its unique and special nature.
The number is 28.
The only square number between 20 and 30 is 25.
1, 4, 9, 16, 25.
1, 4, 9, 16, 25
36
It is: 29