Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 660: | \[{6^{660}-1\over5}\] | 5 × 7 × 112 × 13 × 23 × 31 × 37 × 43 × 61 × 67 × 97 × 101 × 181 × 241 × 311 × 331 × 463 × 661 × 1171 × 1201 × 1321 × 3037 × 3541 × 6781 × 58477 × 70489 × 72073 × 74161 × 96493 × 110221 × 144541 × 622513 × 863017 × 1031141 × 1950271 × 3154757 × 4629769 × 51828151 × 127236649 × 188074921 × 3675127061 × 14966414761<11> × 16266405013<11> × 16336066781<11> × 423852369601<12> × 45686117391553<14> × 84155540944421<14> × 661982172984001<15> × 13724862774476458441<20> × 3031462959351050977391<22> × 46975793563298851302025905551105268509881<41> × 327530004878469169641790322188617887848527841<45> × 2422427110502426704689475016159869368542787241<46> × 232470996817349914740909949038496736983636813951<48> × 433295951605870884187046138704268693683498331456101<51> |