Q: Is 542,585 a Prime Number?
A: No, 542,585 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 542585 can be evenly divided by 1 5 108,517 and 542,585, with no remainder.
Since 542,585 cannot be divided by just 1 and 542,585, it is not a prime number.