Q: Is 420,879 a Prime Number?
A: No, 420,879 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 420879 can be evenly divided by 1 3 239 587 717 1,761 140,293 and 420,879, with no remainder.
Since 420,879 cannot be divided by just 1 and 420,879, it is not a prime number.