Q: Is 199,790 a Prime Number?
A: No, 199,790 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 199790 can be evenly divided by 1 2 5 10 19,979 39,958 99,895 and 199,790, with no remainder.
Since 199,790 cannot be divided by just 1 and 199,790, it is not a prime number.