Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 243: | \[{11^{243}-1\over10}\] | 7 × 19 × 340201 × 1772893 × 27927019 × 139026457 × 5559917315850179173<19> × 14010692617072784593<20> × 772481047563804024037<21> × 103669238531679886100470429<27> × 87544425099333860745692064391<29> × 88236431987113771637099217013<29> × 94217522053663555122045893874149431<35> × 809015634549351788843526652093443867227155879<45> |