Q: Is 105,604 a Prime Number?
A: No, 105,604 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 105604 can be evenly divided by 1 2 4 17 34 68 1,553 3,106 6,212 26,401 52,802 and 105,604, with no remainder.
Since 105,604 cannot be divided by just 1 and 105,604, it is not a prime number.