Q: Is 1,680,342 a Prime Number?
A: No, 1,680,342 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 1680342 can be evenly divided by 1 2 3 6 103 206 309 618 2,719 5,438 8,157 16,314 280,057 560,114 840,171 and 1,680,342, with no remainder.
Since 1,680,342 cannot be divided by just 1 and 1,680,342, it is not a prime number.