Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 657: | \[{12^{657}-1\over11}\] | 37 × 157 × 877 × 80749 × 2091889 × 384229369 × 50654608967364071<17> × 3259115126530681177<19> × 8647759837500703993<19> × 13036824921402558973<20> × 475611782357759911093<21> × 291342704132816100677634121<27> × 10819801896323246322047439823759030271173906614865775084804891<62> × 52698746653819128502078221089169744404693974377787974683664661737110924442293559759607964997364777446183272252167160392991749<125> × [1967198488766609589037059270418681654007594824455846729044283106660199009637370575502836014671473696595476994823840629018047730089441970361321835656042993860999300834525200646490222448214755989447388972189175944165953573889197085261615050701403945401711005949537931458640486057166046271393290362294873210869758064570836380354127490171100657492973809903277592578855825539373813<376>] |