Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 652: | \[{13^{652}-1\over12}\] | 22 × 5 × 7 × 17 × 653 × 2609 × 7499 × 231461 × 8693117 × 15018169 × 45111881 × 1279033291 × 2756901479 × 2551939308888735197<19> × 3645787857397596049<19> × 57483449583854824247<20> × 346453308677790002393<21> × 17656285706689979533052285466555693838264362969897002574419308291030452946432294330980761090149<95> × 4875116341807165998646938205236867428544376329495880618235104173530332181117051614859541340918734334357598190495004083440135137484091025227159487<145> × [69874532557672365933101167433700245719120152563018093108653358734450185809455059700633074399774194978861961210115063079656357604688594857419829650214844746784551141250224634059998305899177108188787247107324826427782886576695384362855893418537199608831792642996376677845498339292621312748229360304584011842818461677479878936079399068774044243471548657<350>] |