Q: Is 789,378 a Prime Number?
A: No, 789,378 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 789378 can be evenly divided by 1 2 3 6 17 34 51 71 102 109 142 213 218 327 426 654 1,207 1,853 2,414 3,621 3,706 5,559 7,242 7,739 11,118 15,478 23,217 46,434 131,563 263,126 394,689 and 789,378, with no remainder.
Since 789,378 cannot be divided by just 1 and 789,378, it is not a prime number.