Q: Is 789,891 a Prime Number?
A: No, 789,891 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 789891 can be evenly divided by 1 3 281 843 937 2,811 263,297 and 789,891, with no remainder.
Since 789,891 cannot be divided by just 1 and 789,891, it is not a prime number.