Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 413: | \[{6^{413}-1\over5}\] | 55987 × 4506155564597<13> × 4866979762781<13> × 29050941569087<14> × 11522163007228653937<20> × 1157841890509241705952715244324621112668145793179318186878316611659905661238110210180331752442859331367378699552561804050152904199757847500442336387668460637170768664664505220103115304388876626888477321446260608723830486348765504933668787581538802703625039343<259> |