Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 219: | \[{26^{219}-1\over25}\] | 19 × 37 × 293 × 439 × 310294969 × 1574553353 × 1702508903362867574650394159517565246007266162666190360996199176258152060277127760388158387<91> × [4026375032244238021827851131264051079675847457887021962162305569632793360797815804491446541612420736197700586648142198677109461499997276527213442367024613974485170149140142100137777734193237761<193>] |