Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 279: | \[{6^{279}-1\over5}\] | 19 × 43 × 2467 × 5333 × 186187 × 290869963 × 659988451 × 842660004553<12> × 1358539033057<13> × 326892685378628881<18> × 49744740983476472807<20> × 4195369622107561728725528588657828897923<40> × 84729450303795326952850353942263181507848353500742662077310353364567505941703816627<83> |