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

Quasiperfect Numbers

Quasiperfect Numbers

Eric Lander discusses how quasiperfect numbers gave him a start...

This interview was filmed in 2015 but remained unedited and unpublished until now... The other main interview from that day (about "Basic Research") can be found here: https://youtu.be/6gnsQjPCC78

The Westinghouse Science Talent Search has since become the Regeneron Science Talent Search: https://en.wikipedia.org/wiki/Regeneron_Science_Talent_Search

A proof that e is irrational

A proof that e is irrational

The Drag Equation

The Drag Equation