Q: Is 683,604 a Prime Number?
A: No, 683,604 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 683604 can be evenly divided by 1 2 3 4 6 9 12 17 18 34 36 51 68 102 153 204 306 612 1,117 2,234 3,351 4,468 6,702 10,053 13,404 18,989 20,106 37,978 40,212 56,967 75,956 113,934 170,901 227,868 341,802 and 683,604, with no remainder.
Since 683,604 cannot be divided by just 1 and 683,604, it is not a prime number.