# Numberphile

• ### Subscribe to Numberphile

817,399 views 8 months ago
Press the subscribe button for numbery goodness every week!
Videos by Brady Haran (music in this one by Alan Stewart)

Website: http://www.numberphile.com/
Tumblr: http://numberphile.tumblr.com

Brown papers: http://bit.ly/brownpapers

• ### The Mandelbrot Set

• 5 days ago
• 111,304 views
Famously beautiful, the Mandelbrot Set is all about complex numbers. Featuring Dr Holly Krieger from MIT. Next bit is not yet ready, but from Dr Krieger's previous Numberphile video at: http://yout...
• ### How Big is Graham's Number? (feat Ron Graham)

• 1 week ago
• 114,686 views
The magnitude of Graham's Number is difficult to fathom - Ron Graham himself attempts to explain.
WHAT IS the number: http://youtu.be/HX8bihEe3nA
Extra footage: http://youtu.be/rGWuimr5CGQ
Our orig...
• ### What is Graham's Number? (feat Ron Graham)

• 1 week ago
• 131,907 views
Ron Graham explains the number which takes his name...
See him discuss how big it is: http://youtu.be/GuigptwlVHo
Extra footage here: http://youtu.be/rGWuimr5CGQ
And our original Graham's Number vi...
• ### Fundamental Theorem of Algebra - Numberphile

• 3 weeks ago
• 155,745 views
Part one on odd polynomials: http://youtu.be/8l-La9HEUIU
A nice extra bit about complex numbers: http://youtu.be/-IJuqR6nz_Q
Professor David Eisenbud is an algebraic geometer (and director of the ...
• ### Happy Ending Problem - Numberphile

• 4 weeks ago
• 170,315 views
Professor Ron Graham discusses the famed Happy Ending Problem and Ramsey Theory.
An extra little bit at: http://youtu.be/hnIBiIcuudU
Graham's Number: http://youtu.be/XTeJ64KD5cg
A new video with Ro...
• ### Mathematical Way to Choose a Toilet

• 1 month ago
• 340,600 views
Toilets at musical festivals are notorious - but how many should you check before committing!?
EXTENDED MATH ENDING: http://youtu.be/XIOoCKO-ybQ

Animation: Pete McPartlan
Featuring Dr Ria Symonds ...
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• ## Pi Play

Numberphile videos about the most famous ratio of all - Pi.

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• ### Tau vs Pi Smackdown - Numberphile

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• ### The Scientific Way to Cut a Cake

• 5,856,257 views
• 1 month ago
• ### Infinity is bigger than you think - Numberphile

• 2,924,738 views
• 2 years ago
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• ### Why do YouTube views freeze at 301?

• 2,895,196 views
• 2 years ago
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• ### ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12

• 2,421,693 views
• 6 months ago
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• ### Googol and Googolplex - Numberphile

• 1,649,897 views
• 2 years ago
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• ### 666 - Numberphile

• 1,507,455 views
• 2 years ago
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• ### Problems with Zero - Numberphile

• 1,227,273 views
• 1 year ago
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• ### Did Usain Bolt REALLY run 100m in 9.63 seconds?

• 1,214,033 views
• 2 years ago
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• ### Connect Four - Numberphile

• 1,166,972 views
• 8 months ago
• ### One minus one plus one minus one - Numberphile

• 1,127,758 views
• 1 year ago
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• ### Illegal Numbers - Numberphile

• 1,123,649 views
• 1 year ago
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• ### 158,962,555,217,826,360,000 - Numberphile

• 1,039,217 views
• 1 year ago
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• ### The Mandelbrot Set

• 111,304 views
• 5 days ago
• ### How Big is Graham's Number? (feat Ron Graham)

• 114,686 views
• 1 week ago
• ### What is Graham's Number? (feat Ron Graham)

• 131,907 views
• 1 week ago
• ### Fundamental Theorem of Algebra - Numberphile

• 155,745 views
• 3 weeks ago
• ### Happy Ending Problem - Numberphile

• 170,315 views
• 4 weeks ago
• ### Mathematical Way to Choose a Toilet

• 340,600 views
• 1 month ago
• ### Bamboo Calculator Unboxing - Numberphile

• 144,140 views
• 1 month ago
• ### The Scientific Way to Cut a Cake

• 5,856,257 views
• 1 month ago
• ### Odd Equations - Numberphile

• 198,462 views
• 1 month ago
• ### Friends and Strangers Theorem - Numberphile

• 179,357 views
• 1 month ago
• ### Monty Hall Problem for Dummies - Numberphile

• 148,518 views
• 2 months ago
• ### Monty Hall Problem - Numberphile

• 357,903 views
• 2 months ago
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• ## Prime Numbers Play

Our videos featuring prime numbers

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• ### Fool-Proof Test for Primes - Numberphile

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• ## Yahtzee Play

Numberphile's collection of Yahtzee videos, including viewer-rolled Yahtzees.

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• ### More One-Roll Yahtzees - Numberphile

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• ## Created playlists

• ### Graham's Number

• 1 week ago
• 6:52

• 8:23

• ### Monty Hall Problem

• 2 months ago
• 5:31

• 4:18

• ### Animations by Pete McPartlan

• 2 months ago
• 4:04

• 14:29

• ### Matt Parker (standupmaths) on Numberphile

• 3 months ago
• 13:15

• 13:50

• ### John Conway Videos

• 4 months ago
• 6:54

• 11:05

• ### Calculator Unboxings

• 7 months ago
• 7:38

• 8:18

#### Casio Calculator Unboxing - Numberphile

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• ## Feat. James Grime Play

Just some of the Numberphile videos featuring Dr James Grime

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• ### Infinite Primes - Numberphile

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• ## Calculator Unboxings Play

For serious?
• ### Calculator Watch Unboxing - Numberphile

It's the Casio Data Bank Calculator Watch, unboxed for Numberphile by Matt Parker.
More unboxings: http://youtu.be/eaJtjJNrWf0

Matt Par...
• ### Casio Calculator Unboxing - Numberphile

We unbox the Casio fx-85GT in black, pink and blue.
Calculator Watch unboxing at: http://youtu.be/wyl-V0mrEio
And more unboxings at: http://youtu.be/eaJtjJNrWf0

Featuring Matt Parker: http://www.s...
• ### Unboxing Calculators - Numberphile

We put three calculators through their paces with a series of special tests.

Featured are the Morrisons Desktop Calculator, WHSmith Scientific Calculator and Canon AS-120 Arc Design.

Featuring Ma...
• ### Bamboo Calculator Unboxing - Numberphile

Buy one if you like --- http://bit.ly/bambcalc
More of our calculator unboxings at http://bit.ly/CalcUnbox
Reviewed by our chief calculator fancier Matt Parker - http://standupmaths.com/

Website: ...
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• ## Rubik's Cube Videos Play

Rubik's Cube Videos from Numberphile

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• ### Rubik's Cube Solvers - Numberphile

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