Numberphile

14:22

Funny Fractions and Ford Circles – Numberphile

Science · June 9, 2015

403 200

441

06:56

Prime Knots – Numberphile

Science · August 10, 2015

175 225

442

08:29

The Uncracked Problem with 33 – Numberphile

Science · November 6, 2015

1 214 475

443

10:38

The Mathematics of Crime and Terrorism – Numberphile

Science · February 3, 2016

539 400

444

09:44

The Last Digit of Prime Numbers – Numberphile

Science · May 4, 2016

518 300

445

06:42

The Prime Problem with a One Sentence Proof – Numberphile

Science · July 18, 2016

313 250

446

09:03

Space-Filling Curves – Numberphile

Science · September 26, 2016

370 600

447

18:55

Why 4.669 is famous? – Numberphile

Science · January 16, 2017

545 550

448

03:30

Reflected Cats – Numberphile

Science · April 7, 2017

287 625

449

13:53

Math vs Physics – Numberphile

Science · June 28, 2017

649 450

450

10:00

Fibonacci Numbers hidden in the Mandelbrot Set – Numberphile

Science · October 5, 2017

590 375

451

16:12

River Crossings (and Alcuin Numbers) – Numberphile

Science · January 5, 2018

307 825

452

08:57

Neon Knots and Borromean Beer Rings – Numberphile

Science · April 9, 2018

130 825

453

16:19

The Cross Ratio – Numberphile

Science · July 6, 2018

231 975

454

12:11

The Best Way to Pack Spheres – Numberphile

Science · September 24, 2018

389 775

455

07:45

1010011010 – Numberphile

Science · February 11, 2019

254 975

456

18:36

Game of Cat and Mouse – Numberphile

Science · May 28, 2019

714 525

457

12:31

The Forgotten Flexagon – Numberphile

Science · October 17, 2019

168 200

458

11:14

Colouring Numbers – Numberphile

Science · January 21, 2020

131 750

459

09:05

Mesolabe Compass and Square Roots – Numberphile

Science · March 15, 2020

57 750

460

16:34

Matrix Factorization – Numberphile

Science · May 16, 2020

77 625

461

The Forgotten Number System – Numberphile

Science · November 5, 2020

462

Gabriel’s Horn Paradox – Numberphile

Science · February 18, 2021

463

Chaotic Balls (and other animations) – Numberphile

Science · July 24, 2021

464

The Doomsday Algorithm – Numberphile

Science · October 31, 2021

465

Tunnelling through a Mountain – Numberphile

Science · January 23, 2022

466

Drawing an Egg (with a Pentagon) – Numberphile

Science · April 16, 2022

467

The Dumbest Way To Solve A Maze – Numberphile

Science · September 11, 2022

468

Triangle Subdivision – Numberphile

Science · February 9, 2023

469

Winnie the Math Whiz (with Danica McKellar) – Numberphile

Science · July 2, 2024

470

The Change from Roman Numerals – Numberphile

Science · November 7, 2024

471

The Tea Lady Experiment – Numberphile

Science · April 15, 2025

472

The Anti-Knight Killer Sudoku – Numberphile

Science · October 15, 2025

473

03:43

Fool-Proof Test for Primes – Numberphile

Science · February 6, 2014

627 250

474

14:41

Ricci Flow – Numberphile

Science · April 23, 2014

615 325

475

05:05

Happy Ending Problem – Numberphile

Science · July 1, 2014

341 275

476

12:21

The Three Square Geometry Problem – Numberphile

Science · September 18, 2014

960 100

477

14:09

Perfect Number Proof – Numberphile

Science · January 6, 2015

437 200

478

09:22

The Best (and Worst) Ways to Shuffle Cards – Numberphile

Science · March 23, 2015

1 136 625

479

07:45

Why 82,000 is an extraordinary number – Numberphile

Science · June 12, 2015

1 104 850

480