Q: Is 855,879 a Prime Number?
A: No, 855,879 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 855879 can be evenly divided by 1 3 31 93 9,203 27,609 285,293 and 855,879, with no remainder.
Since 855,879 cannot be divided by just 1 and 855,879, it is not a prime number.