Q: Is 800,139 a Prime Number?
A: No, 800,139 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 800139 can be evenly divided by 1 3 17 29 51 87 493 541 1,479 1,623 9,197 15,689 27,591 47,067 266,713 and 800,139, with no remainder.
Since 800,139 cannot be divided by just 1 and 800,139, it is not a prime number.