Robuta

https://stdkmd.net/nrr/repunit/tm.cgi?p=5 Factorization of 11...11 (Repunit) Page 5 factorizationrepunit https://pballew.blogspot.com/2024/10/26-repunit-and-residual-history-and.html?m=0 Pat'sBlog: #26 Repunit and Residual... History and Etymology of Math Terms Repunit The term repunit, for a number made up of all unit digits, was created by Albert Beiler in the 1960's as a contraction of rep e... patsblogrepunit