Q: Is 542,606 a Prime Number?
A: No, 542,606 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 542606 can be evenly divided by 1 2 17 34 15,959 31,918 271,303 and 542,606, with no remainder.
Since 542,606 cannot be divided by just 1 and 542,606, it is not a prime number.