Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 324: | \[{15^{324}-1\over14}\] | 25 × 13 × 19 × 37 × 109 × 113 × 163 × 211 × 241 × 541 × 739 × 811 × 3877 × 21061 × 355591 × 1799173 × 16354441 × 43448239 × 284329009 × 13592376397<11> × 14820561253<11> × 829049498029<12> × 2560392206677<13> × 3506657472973<13> × 1477891879996957031251<22> × 3000251475702847870957<22> × 37405137759750399691902755402418637<35> × 208932042446035357010968815803606094182529433089499<51> × 19803428495911816157659521610469429585428513632230232098351227<62> × 768584729223692112510383137287482796711930019933515517380091824961<66> |