Q: Is 1,428,201 a Prime Number?
A: No, 1,428,201 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 1428201 can be evenly divided by 1 3 9 31 93 279 5,119 15,357 46,071 158,689 476,067 and 1,428,201, with no remainder.
Since 1,428,201 cannot be divided by just 1 and 1,428,201, it is not a prime number.