Q: Is 135,728 a Prime Number?
A: No, 135,728 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 135728 can be evenly divided by 1 2 4 8 16 17 34 68 136 272 499 998 1,996 3,992 7,984 8,483 16,966 33,932 67,864 and 135,728, with no remainder.
Since 135,728 cannot be divided by just 1 and 135,728, it is not a prime number.