Q: Is 878 a Prime Number?
A: No, 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 878 can be evenly divided by 1 2 439 and 878, with no remainder.
Since 878 cannot be divided by just 1 and 878, it is not a prime number.