Numberphile’s most viewed videos of 2020
Lifetime totals, not views in this range.
Snapshot from 19 Oct 2026.
- Rank 1:

The Daddy of Big Numbers (Rayo's Number) - Numberphile
- Rank 2:

How to Fill a Klein Bottle - Numberphile
- Rank 3:

A Miraculous Proof (Ptolemy's Theorem) - Numberphile
- Rank 4:

A New Discovery about Dodecahedrons - Numberphile
- Rank 5:

Why is this 15-Puzzle Impossible? - Numberphile
- Rank 6:

The Coronavirus Curve - Numberphile
- Rank 7:

Beautiful Trigonometry - Numberphile
- Rank 8:

A Prime Surprise (Mertens Conjecture) - Numberphile
- Rank 9:

A Surprising Pi and 5 - Numberphile
- Rank 10:

Russian Multiplication - Numberphile
- Rank 11:

Impossible Squares - Numberphile
- Rank 12:

Euler Squares - Numberphile
- Rank 13:

The Forgotten Number System - Numberphile
- Rank 14:

Lewis Carroll's Pillow Problem - Numberphile
- Rank 15:

Random Fibonacci Numbers - Numberphile
- Rank 16:

2.920050977316 - Numberphile
- Rank 17:

Matrix Factorization - Numberphile
- Rank 18:

The 17-Klein Bottle - Numberphile
- Rank 19:

Dungeon Numbers - Numberphile
- Rank 20:

Strings and Loops within Pi - Numberphile
- Rank 21:

The Brussels Choice - Numberphile
- Rank 22:

Superhero Triangles - Numberphile
- Rank 23:

How do brains count? - Numberphile
- Rank 24:

569936821221962380720 - Numberphile
- Rank 25:

Bomb Blast Radius - Numberphile
- Rank 26:

Tentacles Akimbo (with Cliff Stoll) - Numberphile
- Rank 27:

Mesolabe Compass and Square Roots - Numberphile
- Rank 28:

Pentagons and the Golden Ratio - Numberphile
- Rank 29:

Hat Problems - Numberphile
- Rank 30:

How to build a Giant Dome - Numberphile
- Rank 31:

Mathematics and Coronavirus - Numberphile
- Rank 32:

Predators and Prey - Numberphile
- Rank 33:

Poncelet's Porism - Numberphile
- Rank 34:

Inca Knot Numbers - Numberphile
- Rank 35:

3 Ways to Draw Squares Inside Triangles - Numberphile
- Rank 36:

Statistics, Storks, and Babies - Numberphile
- Rank 37:

Colouring Numbers - Numberphile
- Rank 38:

Colouring Knots - Numberphile
- Rank 39:

Squares and Tilings - Numberphile
- Rank 40:

Butterflies and Gyroids - Numberphile