Q: Is 728,008 a Prime Number?
A: No, 728,008 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 728008 can be evenly divided by 1 2 4 8 17 34 53 68 101 106 136 202 212 404 424 808 901 1,717 1,802 3,434 3,604 5,353 6,868 7,208 10,706 13,736 21,412 42,824 91,001 182,002 364,004 and 728,008, with no remainder.
Since 728,008 cannot be divided by just 1 and 728,008, it is not a prime number.