Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 370: | \[{8^{370}-1\over7}\] | 32 × 11 × 31 × 151 × 223 × 331 × 1481 × 1777 × 3331 × 17539 × 27751 × 321679 × 25781083 × 26295457 × 28136651 × 319020217 × 616318177 × 16975554121<11> × 22933014202051<14> × 107775231312019<15> × 1587855697992791<16> × 38914392714281976571<20> × 7248808599285760001152755641<28> × 778429365397887608540618330873281<33> × 25389571178066054917739150587851435666098491<44> × 30382473782337070766706891765775546594587147791566105506524244468947713551683592001<83> |