Q: Is 789,128 a Prime Number?
A: No, 789,128 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 789128 can be evenly divided by 1 2 4 8 98,641 197,282 394,564 and 789,128, with no remainder.
Since 789,128 cannot be divided by just 1 and 789,128, it is not a prime number.