Q: Is 816,004 a Prime Number?
A: No, 816,004 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 816004 can be evenly divided by 1 2 4 7 14 28 151 193 302 386 604 772 1,057 1,351 2,114 2,702 4,228 5,404 29,143 58,286 116,572 204,001 408,002 and 816,004, with no remainder.
Since 816,004 cannot be divided by just 1 and 816,004, it is not a prime number.