Q: Is 43,239 a Prime Number?
A: No, 43,239 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 43239 can be evenly divided by 1 3 7 21 29 71 87 203 213 497 609 1,491 2,059 6,177 14,413 and 43,239, with no remainder.
Since 43,239 cannot be divided by just 1 and 43,239, it is not a prime number.