Q: Is 1,680,028 a Prime Number?
A: No, 1,680,028 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 1680028 can be evenly divided by 1 2 4 7 14 28 29 58 116 203 406 812 2,069 4,138 8,276 14,483 28,966 57,932 60,001 120,002 240,004 420,007 840,014 and 1,680,028, with no remainder.
Since 1,680,028 cannot be divided by just 1 and 1,680,028, it is not a prime number.