Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 247: | \[{26^{247}-1\over25}\] | 33403 × 27764777 × 28707823 × 46943833 × 3574533119 × 5066450536031<13> × 2610373939735550327<19> × 917842427566819615573<21> × 8357437609145317251268874113<28> × [2780682092952612436752989432825639576003585189030307553287891468297400847882364543246017834926344257267300885018370641363783761517188917376716264412845293706975499063255024103703645580564862980657469627045634492322390721202504813769<232>] |