Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 260: | \[{11^{260}-1\over10}\] | 23 × 3 × 5 × 53 × 61 × 131 × 521 × 911 × 1093 × 1301 × 3221 × 13421 × 25741 × 59583967 × 212601841 × 3158528101 × 9768997162071483134919121<25> × 3160327139569513638485230516120919120957201<43> × 673267426712748387612994804392183645147042355211<48> × 18215223829103119871143009754672266047822632092109688566278477058449896401786143420694541075159161<98> |