Q: Is 317,420 a Prime Number?
A: No, 317,420 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 317420 can be evenly divided by 1 2 4 5 10 20 59 118 236 269 295 538 590 1,076 1,180 1,345 2,690 5,380 15,871 31,742 63,484 79,355 158,710 and 317,420, with no remainder.
Since 317,420 cannot be divided by just 1 and 317,420, it is not a prime number.