Q: Is 728,508 a Prime Number?
A: No, 728,508 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 728508 can be evenly divided by 1 2 3 4 6 11 12 22 33 44 66 132 5,519 11,038 16,557 22,076 33,114 60,709 66,228 121,418 182,127 242,836 364,254 and 728,508, with no remainder.
Since 728,508 cannot be divided by just 1 and 728,508, it is not a prime number.