Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 284: | \[{12^{284}-1\over11}\] | 5 × 13 × 29 × 5113 × 19597 × 70550429 × 48058613330617<14> × 823814215657140097997<21> × 67012200840037529491338272681863005761074227988731301506393709<62> × 37984848524797723599443142193849504165878058073506632204903320475097<68> × 207988822277368125003071697094598660705573852839147525027164286015747244206233309972350211595764345328772560087519026833017<123> |