Illegal Numbers Numberphile

Brown papers auction: http://bit.ly/brownpapers Mona Lisa in binary: http://bit.ly/15D4T7M More links & stuff in full description ...

Featuring Dr James Grime on Erdős–Woods

French

We use 153 as an example of a narcissistic

A continuation of our video about 276 and Aliquot Sequences with Ben Sparks. See the first part at ...

Featuring Matt Parker. Learn for free on Brilliant (and get 20% off a premium subscription) at https://brilliant.org/

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Alessandra King details the history behind

0! = 1 Dr James Grime tries to explain why this is the case - follow James on Twitter at https://twitter.com/jamesgrime More links ...

Dr James Grime discusses highly composite

Matt Parker talks about

Richard Elwes discusses the original Big

Fermat's "Little" Theorem is great - but beware of Fermat Liars and tricky Carmichael

Why do 220 and 284 get along so well? Dr James Grime introduces us to the world of so-called amicable

Featuring Tony Padilla. Check https://brilliant.org/

Featuring Tony Padilla. See all three videos in this Apocalyptic Trilogy - https://bit.ly/ApocalypticTrilogy More links & stuff in full ...

Dr James Grime on a new discovery in the Prime

Squarespace: http://www.squarespace.com/

Title changed for Grey!!! Two Americans living in England discuss the numeric nuances which cause them problems. More links ...