Q: Is 398,004 a Prime Number?
A: No, 398,004 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 398004 can be evenly divided by 1 2 3 4 6 12 17 34 51 68 102 204 1,951 3,902 5,853 7,804 11,706 23,412 33,167 66,334 99,501 132,668 199,002 and 398,004, with no remainder.
Since 398,004 cannot be divided by just 1 and 398,004, it is not a prime number.