Q: Is 76,878 a Prime Number?
A: No, 76,878 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 76878 can be evenly divided by 1 2 3 6 9 18 4,271 8,542 12,813 25,626 38,439 and 76,878, with no remainder.
Since 76,878 cannot be divided by just 1 and 76,878, it is not a prime number.