Q: Is 542,506 a Prime Number?
A: No, 542,506 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 542506 can be evenly divided by 1 2 271,253 and 542,506, with no remainder.
Since 542,506 cannot be divided by just 1 and 542,506, it is not a prime number.