Q: Is 317,643 a Prime Number?
A: No, 317,643 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 317643 can be evenly divided by 1 3 113 339 937 2,811 105,881 and 317,643, with no remainder.
Since 317,643 cannot be divided by just 1 and 317,643, it is not a prime number.