Q: Is 131,728 a Prime Number?
A: No, 131,728 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 131728 can be evenly divided by 1 2 4 8 16 8,233 16,466 32,932 65,864 and 131,728, with no remainder.
Since 131,728 cannot be divided by just 1 and 131,728, it is not a prime number.