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Hello there.

This is Numberphile. We mainly post videos about mathematics and just numbers in general.

Googol and Googolplex

Googol and Googolplex

We're talking pretty big numbers here... And an interesting idea about what it'd be like traveling in a Googolplex-sized Universe!

With Antonio (Tony) Padilla and Ria Symonds from the University of Nottingham.

About the brown paper: http://periodicvideos.blogspot.com/2012/02/brown-paper-question.html

Special Magic Square

Special Magic Square

23 and Football Birthdays

23 and Football Birthdays