Name: Numberphile
Genre: Documentary

01

1. 11.11.11

Numberphile video about number 11, marking the last binary day of a generation: 11.11.11. Exploring barcodes, check digits and CD technology. Filmed at the home ground of Nottingham Forest Football Club, The City Ground.

2011-11-08

02

2. 255 and Pac-Man

Explaining binary to understand why Pac-Man becomes unplayable after 255 levels.

2011-11-17

03

3. 16

We discuss the number 16 - a perfect square - and how sitting at table 16 led to something bigger for Matt Parker. In this video is Dr Ria Symonds from the University of Nottingham.

2011-11-23

04

4. 8128 and Perfect Numbers

For many years, 8128 was the largest known perfect number. But what is a perfect number?

2011-11-28

05

5. 6174

6174 is also known as Kaprekar's Constant.

2011-12-05

06

6. 69!

69 is the largest number that most hand-held calculators can factorialize!

2011-12-08

07

7. 220 and 284 (Amicable Numbers)

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

2011-12-19

08

8. 15 bumfit

Numbers can be interesting when studied in different languages and dialects - such as in Lincolnshire where we have dik, figgit and bumfit.

2011-12-22

Numberphile

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