Q: Is 542,604 a Prime Number?
A: No, 542,604 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 542604 can be evenly divided by 1 2 3 4 6 12 103 206 309 412 439 618 878 1,236 1,317 1,756 2,634 5,268 45,217 90,434 135,651 180,868 271,302 and 542,604, with no remainder.
Since 542,604 cannot be divided by just 1 and 542,604, it is not a prime number.