Q: Is 125,604 a Prime Number?
A: No, 125,604 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 125604 can be evenly divided by 1 2 3 4 6 9 12 18 27 36 54 108 1,163 2,326 3,489 4,652 6,978 10,467 13,956 20,934 31,401 41,868 62,802 and 125,604, with no remainder.
Since 125,604 cannot be divided by just 1 and 125,604, it is not a prime number.