Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 93: | \[{6^{93}-1\over5}\] | 43 × 5333 × 186187 × 290869963 × 659988451 × 842660004553<12> × 1358539033057<13> × 49744740983476472807<20> |