Q: Is 104,780 a Prime Number?
A: No, 104,780 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 104780 can be evenly divided by 1 2 4 5 10 13 20 26 31 52 62 65 124 130 155 169 260 310 338 403 620 676 806 845 1,612 1,690 2,015 3,380 4,030 5,239 8,060 10,478 20,956 26,195 52,390 and 104,780, with no remainder.
Since 104,780 cannot be divided by just 1 and 104,780, it is not a prime number.