Q: Is 199,720 a Prime Number?
A: No, 199,720 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 199720 can be evenly divided by 1 2 4 5 8 10 20 40 4,993 9,986 19,972 24,965 39,944 49,930 99,860 and 199,720, with no remainder.
Since 199,720 cannot be divided by just 1 and 199,720, it is not a prime number.