Q: Is 197,990 a Prime Number?
A: No, 197,990 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 197990 can be evenly divided by 1 2 5 10 13 26 65 130 1,523 3,046 7,615 15,230 19,799 39,598 98,995 and 197,990, with no remainder.
Since 197,990 cannot be divided by just 1 and 197,990, it is not a prime number.