I knew nothing about Repunit numbers until a few minutes ago. So far, the most interesting bit for me was that: > As of March 2022, the largest known prime num

I knew nothing about Repunit numbers until a few minutes ago. So far, the most interesting bit for me was that: > As of March 2022, the largest known prime number 282,589,933 − 1, the largest probable prime R8177207 and the largest elliptic curve primality prime R49081 are all repunits. Source https://en.wikipedia.org/wiki/Repunit https://en.wikipedia.org/wiki/Repunit