Q: Is 42,585 a Prime Number?
A: No, 42,585 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 42585 can be evenly divided by 1 3 5 15 17 51 85 167 255 501 835 2,505 2,839 8,517 14,195 and 42,585, with no remainder.
Since 42,585 cannot be divided by just 1 and 42,585, it is not a prime number.