Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 319: | \[{23^{319}-1\over22}\] | 11 × 233 × 1277 × 1741 × 85087 × 5092517 × 11410109 × 3937230404603<13> × 88618198898242267<17> × 356760584484267703279<21> × [3190381556223125252081169034625988597019951419066359352123715853178982817594562195650134828843553534327403244988897243735572901552033737767397802942337987642288307944615487253460488080431299298364741022203995300279846354875892899326792556591016559235723592609152767143670905183737388769014038820258582911383147706601256022869766420766260592410862141626947<355>] |