Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 354: | \[{6^{354}-1\over5}\] | 7 × 31 × 43 × 1421059369 × 4866979762781<13> × 29050941569087<14> × 11522163007228653937<20> × 1163658999540220416412446482708919139658591671<46> × 1085842578623802835438690280097321534179918997337939580812207878874189620256468939<82> × 2140355196559238331144625485410513513288018960171608816987390371347305662078691899857664991<91> |