Q: Is 387,389 a Prime Number?
A: No, 387,389 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 387389 can be evenly divided by 1 23 16,843 and 387,389, with no remainder.
Since 387,389 cannot be divided by just 1 and 387,389, it is not a prime number.