Q: Is 768,536 a Prime Number?
A: No, 768,536 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 768536 can be evenly divided by 1 2 4 8 17 34 68 136 5,651 11,302 22,604 45,208 96,067 192,134 384,268 and 768,536, with no remainder.
Since 768,536 cannot be divided by just 1 and 768,536, it is not a prime number.