Q: Is 542,356 a Prime Number?
A: No, 542,356 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 542356 can be evenly divided by 1 2 4 135,589 271,178 and 542,356, with no remainder.
Since 542,356 cannot be divided by just 1 and 542,356, it is not a prime number.