Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 319: | \[{5^{319}-1\over4}\] | 59 × 35671 × 95701 × 12207031 × 533942839 × 22125996444329<14> × 103842769598157852780123277204006116809062929798301541558844883634526221<72> × 776075020608013853084015825517659188849614223099326890205572761126917024179170896587898321123757930178672436359<111> |