Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 218: | \[{26^{218}-1\over25}\] | 33 × 278387 × 11932013 × 160747937699<12> × 23048514562805272277677439984392303101475120349941<50> × 55463069407100164723078107716746477064328923136052019748096672948857464257691871<80> × 632020499305220978765394121933618518425586801580517184514805261120702978572715776709858745533789265739982186641796293216007633432429085547858270123448851<153> |