Q: Is 78,389 a Prime Number?
A: No, 78,389 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 78389 can be evenly divided by 1 43 1,823 and 78,389, with no remainder.
Since 78,389 cannot be divided by just 1 and 78,389, it is not a prime number.