Q: Is 664,008 a Prime Number?
A: No, 664,008 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 664008 can be evenly divided by 1 2 3 4 6 8 12 24 73 146 219 292 379 438 584 758 876 1,137 1,516 1,752 2,274 3,032 4,548 9,096 27,667 55,334 83,001 110,668 166,002 221,336 332,004 and 664,008, with no remainder.
Since 664,008 cannot be divided by just 1 and 664,008, it is not a prime number.