Uploaded December 2025 | Updated September 2026, 2 weeks ago

---

Tony Padilla takes a mathematical look at the pair of numbers 6-7 and why they are a perfect prime pair - plus SUPER PRIMES. The other videos from this interview are at youtube.com/playlist?list=PLt5AfwLFPxWK9aLnVoe-HcCJ62WkHCAAe
More links & stuff in full description below ↓↓↓

Our prime number playlist - youtube.com/playlist?list=PL0D0BD149128BB06F

Our perfect number playlist - youtube.com/playlist?list=PLt5AfwLFPxWJILwhaYs0Cz76-XK4cu3WC

Tony Padilla's book Fantastic Numbers and Where to Find Them - amzn.to/3VywNyy

More from Tony on Numberphile - youtube.com/playlist?list=PLt5AfwLFPxWL8KAJKO3WfHhJcWrJfjgfU

Plus Tony on Sixty Symbols - youtube.com/playlist?list=PLcUY9vudNKBPJmX64Jay51cdZTKMz4ACs

Patreon: patreon.com/numberphile

Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: bit.ly/numberphile-janestreet

We are also grateful for support from the Ben Delo Foundation - delo.org

NUMBERPHILE
Website: numberphile.com

Video by Brady Haran and Pete McPartlan

Numberphile T-Shirts and Merch: teespring.com/stores/numberphile

Brady's videos subreddit: reddit.com/r/BradyHaran

Brady's latest videos across all channels: bradyharanblog.com

Sign up for (occasional) emails: eepurl.com/YdjL9