Q: Is 109,605 a Prime Number?
A: No, 109,605 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 109605 can be evenly divided by 1 3 5 15 7,307 21,921 36,535 and 109,605, with no remainder.
Since 109,605 cannot be divided by just 1 and 109,605, it is not a prime number.