Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 220: | \[{6^{220}-1\over5}\] | 5 × 7 × 112 × 23 × 37 × 101 × 241 × 311 × 6781 × 58477 × 70489 × 863017 × 1031141 × 3154757 × 51828151 × 3675127061 × 16336066781<11> × 423852369601<12> × 84155540944421<14> × 3031462959351050977391<22> × 433295951605870884187046138704268693683498331456101<51> |