Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 217: | \[{12^{217}-1\over11}\] | 373 × 659 × 4943 × 126883621 × 5077606871<10> × 23364027983<11> × 234187563803<12> × 30847829203283<14> × 3621684771405978346406298479029<31> × 289095553654556273675911325370025419389386368165254616560986550493250668946135473836090506369017981038195767919232601614284471756390159177437<141> |