Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 207: | \[{12^{207}-1\over11}\] | 37 × 47 × 157 × 80749 × 123373 × 39891250417<11> × 321218438243<12> × 46359329929201<14> × 80965151313250177<17> × 6279903241741823809<19> × 44512779475648508632485424501<29> × 61096688323971663100139420793502964592895499433728475200124814069984484346230201262233508667780480006302709<107> |