Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 510: | \[{25^{510}-1\over24}\] | 2 × 3 × 7 × 11 × 13 × 31 × 41 × 61 × 71 × 103 × 181 × 409 × 521 × 601 × 1021 × 1361 × 1531 × 1741 × 1973 × 2281 × 3061 × 6733 × 7621 × 8467 × 9161 × 14281 × 20129 × 45289 × 90271 × 236641 × 317731 × 528667 × 4613053 × 14239201 × 19724557 × 34288117 × 41540861 × 69566521 × 75752681 × 87393601 × 247515241 × 466344409 × 504156421 × 12447002677<11> × 60119016343<11> × 206249584501<12> × 654652168021<12> × 782302186051<12> × 38385602257801<14> × 85077293022121<14> × 263420722813531<15> × 1445377105917001<16> × 26837241260899651321<20> × 34563155350221618511<20> × 68795069664507129341<20> × 8198241112969626815581<22> × 18654796603647183092401<23> × 131872274978634754198635541<27> × 1972618762904267665190337601<28> × 6405730905595298015162543537765377017161<40> × 754364998275305205241055404472944499950501<42> × 200809971410739857185121927002619581592745812881<48> × 413552199356547106796975159923899909019559747066912777550589572919318288212882412399444038956648948214618268425562364570281924107121<132> |