Q: Is 542,789 a Prime Number?
A: No, 542,789 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 542789 can be evenly divided by 1 13 43 559 971 12,623 41,753 and 542,789, with no remainder.
Since 542,789 cannot be divided by just 1 and 542,789, it is not a prime number.