Q: Is 520,878 a Prime Number?
A: No, 520,878 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 520878 can be evenly divided by 1 2 3 6 86,813 173,626 260,439 and 520,878, with no remainder.
Since 520,878 cannot be divided by just 1 and 520,878, it is not a prime number.