Q: Is 199,478 a Prime Number?
A: No, 199,478 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 199478 can be evenly divided by 1 2 17 34 5,867 11,734 99,739 and 199,478, with no remainder.
Since 199,478 cannot be divided by just 1 and 199,478, it is not a prime number.