[B212]

Here are the specs for a B777....

Takeoff distance at MTOW
(sea level, ISA) 8,000 ft

http://en.wikipedia.org/wiki/Boeing_777#Specifications

[editor-surveyor]

Sullivan had a 777 pilot call in to his program today.

He claimed to have gotten to rotation in 3500 feet.

[TexasGator]

That is not takeoff distance. That is required runway length which includes margin of safety and braking after aborted takeoff..

They can takeoff in much shorter distances.

http://www.flightglobal.com/news/articles/ba-passengers-tried-to-halt-777-take-off-after-taxiing-346898/