Q: Is 542,372 a Prime Number?
A: No, 542,372 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 542372 can be evenly divided by 1 2 4 135,593 271,186 and 542,372, with no remainder.
Since 542,372 cannot be divided by just 1 and 542,372, it is not a prime number.