Q: Is 813,808 a Prime Number?
A: No, 813,808 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 813808 can be evenly divided by 1 2 4 8 16 19 38 76 152 304 2,677 5,354 10,708 21,416 42,832 50,863 101,726 203,452 406,904 and 813,808, with no remainder.
Since 813,808 cannot be divided by just 1 and 813,808, it is not a prime number.