113
John Conway proves that 91 is the smallest number which looks prime but isn't (www.youtube.com)
submitted 5 months ago by threelonmusketeers@sh.itjust.works to c/mathmemes
18 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[-] BigDanishGuy@sh.itjust.works 6 points 5 months ago

9+1 = 10, therefore 91 is divisible by 10 and is not a prime ... QED, I guess

[-] humorlessrepost@lemmy.world 3 points 5 months ago

In the right base, that might work.

this post was submitted on 22 Sep 2024
113 points (100.0% liked)

Math Memes

1780 readers
20 users here now

Memes related to mathematics.

Rules:
1: Memes must be related to mathematics in some way.
2: No bigotry of any kind.

founded 2 years ago
MODERATORS
NotAUser