Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 388: | \[{27^{388}-1\over26}\] | 23 × 5 × 7 × 73 × 389 × 76631 × 189733 × 1693621 × 80640757 × 459991849 × 503803759819<12> × 2549755542947<13> × 184812684901540537<18> × 9594160501626613625431<22> × 304197120772507903298833<24> × 1989549405617260510054951<25> × 20591603926857377806745611<26> × 30085941527949966019986217<26> × 48845962828028421155731228333<29> × 1209361321548310091770485682269470852086753<43> × 2726865189058261010774960798134976187171462721<46> × 77449343291186907889503299808279247610860106861<47> × 5852407890668586529163364311233328351058899596487336893<55> × 198703384671372300049310176827067523452635430162194754943735211297176715159246075652353497636894588146592803339530033239729393493523081<135> |