Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 628: | \[{13^{628}-1\over12}\] | 22 × 5 × 7 × 17 × 1571 × 9421 × 66569 × 80071 × 1579421 × 45796273 × 121517072815328237<18> × 272502898697386169944981<24> × 1302884463846205672630741<25> × 27323390907418173038175977<26> × 5321704544480702707255714477<28> × 42086256219133569812191465703<29> × 48596420030150239326242929189<29> × 1136845602516270911117217195497<31> × 81116689859891331252229519903451233901115702009906350711554398135522442692163901<80> × 295063315599316339543863695290104238086644858592512517962705048695877134993219317017123655213001634653994670323246534245042068113205982296697883<144> × [63291785161387599229260598788249113058323561525600122782680055895193976051482651834687250907724226324633508524710364533495104321119612963327048648045551753280475384464598054765622368947071321578925596077250638438665882414821080177820301<236>] |