Q: Is 408,042 a Prime Number?
A: No, 408,042 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 408042 can be evenly divided by 1 2 3 6 9 18 22,669 45,338 68,007 136,014 204,021 and 408,042, with no remainder.
Since 408,042 cannot be divided by just 1 and 408,042, it is not a prime number.