Q: Is 542,909 a Prime Number?
A: No, 542,909 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 542909 can be evenly divided by 1 29 97 193 2,813 5,597 18,721 and 542,909, with no remainder.
Since 542,909 cannot be divided by just 1 and 542,909, it is not a prime number.