Q: Is 199,842 a Prime Number?
A: No, 199,842 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 199842 can be evenly divided by 1 2 3 6 19 38 57 114 1,753 3,506 5,259 10,518 33,307 66,614 99,921 and 199,842, with no remainder.
Since 199,842 cannot be divided by just 1 and 199,842, it is not a prime number.