Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 559: | \[{5^{559}-1\over4}\] | 5591 × 2699971 × 305175781 × 1644512641 × 172827552198815888791<21> × 459873080187998548241<21> × 625847748818931518709692363671<30> × 21053341525993764193934968716700238510029<41> × [166992075745752085508018436982478489467608218010296492538162756971672496746892331915049553216381058224606873095101065908672646798791912321634065324385377642285416699931267759374080936717198086903351985923164767385515839984133255553648835107219263398119<252>] |