Q: Is 42,531 a Prime Number?
A: No, 42,531 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 42531 can be evenly divided by 1 3 14,177 and 42,531, with no remainder.
Since 42,531 cannot be divided by just 1 and 42,531, it is not a prime number.