Q: Is 855,085 a Prime Number?
A: No, 855,085 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 855085 can be evenly divided by 1 5 7 11 35 55 77 385 2,221 11,105 15,547 24,431 77,735 122,155 171,017 and 855,085, with no remainder.
Since 855,085 cannot be divided by just 1 and 855,085, it is not a prime number.