Q: Is 20,585 a Prime Number?
A: No, 20,585 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 20585 can be evenly divided by 1 5 23 115 179 895 4,117 and 20,585, with no remainder.
Since 20,585 cannot be divided by just 1 and 20,585, it is not a prime number.