Q: Is 542,163 a Prime Number?
A: No, 542,163 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 542163 can be evenly divided by 1 3 127 381 1,423 4,269 180,721 and 542,163, with no remainder.
Since 542,163 cannot be divided by just 1 and 542,163, it is not a prime number.