Q: Is 387,678 a Prime Number?
A: No, 387,678 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 387678 can be evenly divided by 1 2 3 6 64,613 129,226 193,839 and 387,678, with no remainder.
Since 387,678 cannot be divided by just 1 and 387,678, it is not a prime number.