Razor, shut the **** up. The only reason you even hang out here is because in real life someone would have popped you one right in the mouth well before now.
And, ah, unless Graham's whatever is something pretty basic, you're all thinking waaaay too advanced for me. Remember, I can barely multiply, I don't follow this theory ****.
Ah, what the hell. Apparently, that's the highest known prime number. 2^859433-1. Don't ask me why you couldn't just add 2 to that or something, but I thought it'd be an interesting challenge.