Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 268: | \[{6^{268}-1\over5}\] | 7 × 37 × 269 × 4021 × 418349 × 90571543952974835963<20> × 191757760647639121941197<24> × 904949028329910415467529<24> × 3023706637809542222940030043<28> × 1258148065662933435127171073866560143872261293533825733911764685311660688307770984681658280416519961<100> |