Q: Is 1,428,730 a Prime Number?
A: No, 1,428,730 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 1428730 can be evenly divided by 1 2 5 10 142,873 285,746 714,365 and 1,428,730, with no remainder.
Since 1,428,730 cannot be divided by just 1 and 1,428,730, it is not a prime number.