Q: Is 317,855 a Prime Number?
A: No, 317,855 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 317855 can be evenly divided by 1 5 151 421 755 2,105 63,571 and 317,855, with no remainder.
Since 317,855 cannot be divided by just 1 and 317,855, it is not a prime number.