Q: Is 691,998 a Prime Number?
A: No, 691,998 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 691998 can be evenly divided by 1 2 3 6 29 41 58 82 87 97 123 174 194 246 291 582 1,189 2,378 2,813 3,567 3,977 5,626 7,134 7,954 8,439 11,931 16,878 23,862 115,333 230,666 345,999 and 691,998, with no remainder.
Since 691,998 cannot be divided by just 1 and 691,998, it is not a prime number.