Q: Is 387,879 a Prime Number?
A: No, 387,879 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 387879 can be evenly divided by 1 3 129,293 and 387,879, with no remainder.
Since 387,879 cannot be divided by just 1 and 387,879, it is not a prime number.