Q: Is 542,739 a Prime Number?
A: No, 542,739 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 542739 can be evenly divided by 1 3 113 339 1,601 4,803 180,913 and 542,739, with no remainder.
Since 542,739 cannot be divided by just 1 and 542,739, it is not a prime number.