Q: Is 813,879 a Prime Number?
A: No, 813,879 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 813879 can be evenly divided by 1 3 9 11 33 99 8,221 24,663 73,989 90,431 271,293 and 813,879, with no remainder.
Since 813,879 cannot be divided by just 1 and 813,879, it is not a prime number.