Q: Is 259,139 a Prime Number?
A: No, 259,139 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 259139 can be evenly divided by 1 479 541 and 259,139, with no remainder.
Since 259,139 cannot be divided by just 1 and 259,139, it is not a prime number.