Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 606: | \[{7^{606}-1\over6}\] | 23 × 3 × 19 × 43 × 607 × 809 × 1213 × 3637 × 6263 × 25453 × 230281 × 3843253 × 9354849642511833165720058628257<31> × 276052467777407518967272068222889<33> × 3197827057604018213085654261573091695006882483282822195620319110185314457<73> × 1226962153072980952980067096888460031879516017670288348423584305043494594529<76> × 789399196105242539027282686394411190089593714686612555816154880156963447374209067715329087191109177<99> × 468378174706324654539672374690628024229921486806363072601262211625550753010143502375945181949577346991966757361256879188045723503555722485687573440678084431021314117<165> |