Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 407: | \[{27^{407}-1\over26}\] | 23 × 3851 × 13097927 × 18354073 × 18702169 × 119779213 × 2413941289 × 17189128703<11> × 109955562593812189<18> × 1862400449807666627<19> × 6962353413269964253<19> × 28750657839546098413<20> × 113176789235732088245156298174091378321319901328456954530538039849296710674925574582600313964679099854322125957498606090030991353130370649953492691<147> × [15386392194010647884189227185488409277878804607434053297333962147139632924003244671110196488901536527084464775403880185907459262920273989705095263022955182076807577586952807514726383943612584827872894639743283163494055357199411971894038692065469209418774928787270313432117422298658809770529174782807480611273<308>] |