Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 79: | \[{26^{79}-1\over25}\] | 936941 × 4153979 × 621140503 × 1387918246483342737485362978347016364503363<43> × 72314303191599346550755423323716430740916125749<47> |