Q: Is 668,004 a Prime Number?
A: No, 668,004 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 668004 can be evenly divided by 1 2 3 4 6 12 55,667 111,334 167,001 222,668 334,002 and 668,004, with no remainder.
Since 668,004 cannot be divided by just 1 and 668,004, it is not a prime number.