Q: Is 199,428 a Prime Number?
A: No, 199,428 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 199428 can be evenly divided by 1 2 3 4 6 12 16,619 33,238 49,857 66,476 99,714 and 199,428, with no remainder.
Since 199,428 cannot be divided by just 1 and 199,428, it is not a prime number.