How Big is Graham's Number? (feat Ron Graham)

See our other Graham's Number videos: http://bit.ly/G_Number More Ron Graham Videos: http://bit.ly/Ron_Graham More links & stuff in full description below ↓↓↓ The magnitude of Graham's Number is difficult to fathom - Ron Graham himself attempts to explain. WHAT IS the number:    • What is Graham's Number? (feat Ron Graham)   Extra footage:    • Ron Graham and Graham's Number (extra foot...   Our original Graham's Number video:    • Graham's Number - Numberphile   Any errors in this video are mine (Brady's) in editing... For example 3^^^3 is actually even bigger than I say... Graham's Number is just too big for my small brain! See an improved explanation at:    • Graham's Number Escalates Quickly - Number...   Wikipedia page on Graham's Number: http://en.wikipedia.org/wiki/Graham's... And the arrow notation used here: http://en.wikipedia.org/wiki/Knuth%27... Support us on Patreon:   / numberphile   NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook:   / numberphile   Numberphile tweets:   / numberphile   Subscribe: http://bit.ly/Numberphile_Sub Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile Videos by Brady Haran Brady's videos subreddit:   / bradyharan   Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9 Numberphile T-Shirts: https://teespring.com/stores/numberphile Other merchandise: https://store.dftba.com/collections/n...