Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 201: | \[{11^{201}-1\over10}\] | 7 × 19 × 1609 × 15277 × 2160349 × 76394148218203559<17> × 66046284412625914877623090150129<32> × 14160915264340305525070590511634038738687<41> × 235335702141939072378977155172505285655211<42> × 175902661928713993682886760190852637217322809083903689319564223<63> |