Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 435: | \[{7^{435}-1\over6}\] | 3 × 19 × 31 × 59 × 2801 × 76561 × 84391 × 159871 × 4899841 × 127540261 × 2576743207 × 71316922984999<14> × 59796922604452021<17> × 87163539657316351<17> × 196915704073465747<18> × 358475907408445923469<21> × 144975423216697187157750841<27> × 277463632645667965008782910911<30> × 3018134674629431661103715628858892719721420190476720595671<58> × 28227438998743999270303330624662217730888039289619786090751<59> × 158220763197207248117374181350877594713749989293007018387212171<63> |