Q: Is 5,139 a Prime Number?
A: No, 5,139 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 5139 can be evenly divided by 1 3 9 571 1,713 and 5,139, with no remainder.
Since 5,139 cannot be divided by just 1 and 5,139, it is not a prime number.