Q: Is 542,845 a Prime Number?
A: No, 542,845 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 542845 can be evenly divided by 1 5 151 719 755 3,595 108,569 and 542,845, with no remainder.
Since 542,845 cannot be divided by just 1 and 542,845, it is not a prime number.