Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[{27^{137}-1\over26}\] | 4933 × 2115829 × 217629707 × 634432753 × 685934341 × 113938829134880224954142892526477<33> × 108081809773839995188256800499141543684393035450350551<54> × 39487531149773489532096996293368370182957526257988573877031054477249393549<74> |