Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 555: | \[{16^{555}-1\over15}\] | 3 × 5 × 7 × 11 × 13 × 31 × 41 × 61 × 149 × 151 × 223 × 331 × 593 × 1321 × 1481 × 1777 × 2221 × 3109 × 3331 × 4441 × 6661 × 17539 × 27751 × 31081 × 321679 × 25781083 × 26295457 × 28136651 × 29246281 × 184481113 × 231769777 × 319020217 × 567471221 × 616318177 × 1392776941 × 1398316729 × 4345052821<10> × 16975554121<11> × 22933014202051<14> × 107775231312019<15> × 1587855697992791<16> × 4964166554103541<16> × 67747903280789101<17> × 1151699071895212081<19> × 1258710725115650761<19> × 38914392714281976571<20> × 141903573931683412021<21> × 1453030298001690873541<22> × 4299881834172078350686174001<28> × 7248808599285760001152755641<28> × 778429365397887608540618330873281<33> × 25389571178066054917739150587851435666098491<44> × 589714615922410300690986084250228909898781883621<48> × 15086584537333646590226149655483237462241804835526822761<56> × 30382473782337070766706891765775546594587147791566105506524244468947713551683592001<83> |