Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 116: | \[{12^{116}-1\over11}\] | 5 × 13 × 292 × 59 × 1277 × 24767 × 368939 × 378509 × 1402596253 × 9533379150437<13> × 507127415651053993<18> × 3335672988472972523<19> × 39821279284774257217<20> × 1084876017544880450377<22> |