Q: Is 542,572 a Prime Number?
A: No, 542,572 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 542572 can be evenly divided by 1 2 4 17 34 68 79 101 158 202 316 404 1,343 1,717 2,686 3,434 5,372 6,868 7,979 15,958 31,916 135,643 271,286 and 542,572, with no remainder.
Since 542,572 cannot be divided by just 1 and 542,572, it is not a prime number.