Q: Is 20,039 a Prime Number?
A: No, 20,039 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 20039 can be evenly divided by 1 29 691 and 20,039, with no remainder.
Since 20,039 cannot be divided by just 1 and 20,039, it is not a prime number.