Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 197: | \[{27^{197}-1\over26}\] | 9851 × 31453021 × 5587380752269<13> × 741019334164502879<18> × 3263687409355178360703349<25> × 11472574961994477441469621<26> × 58733573000937067164211172290216978734891718609<47> × 12979316382965377536101270168850056212946973377969764891073853742033067794716586901915822300411352498964390167742044491133451784064929308477141<143> |