Q: Is 109,305 a Prime Number?
A: No, 109,305 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 109305 can be evenly divided by 1 3 5 7 9 15 21 35 45 63 105 315 347 1,041 1,735 2,429 3,123 5,205 7,287 12,145 15,615 21,861 36,435 and 109,305, with no remainder.
Since 109,305 cannot be divided by just 1 and 109,305, it is not a prime number.