Q: Is 678,104 a Prime Number?
A: No, 678,104 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 678104 can be evenly divided by 1 2 4 7 8 14 28 56 12,109 24,218 48,436 84,763 96,872 169,526 339,052 and 678,104, with no remainder.
Since 678,104 cannot be divided by just 1 and 678,104, it is not a prime number.