Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 207: | \[{11^{207}-1\over10}\] | 7 × 19 × 139 × 829 × 1772893 × 28878847 × 8209475377<10> × 3740221981231<13> × 2631980958036751<16> × 5283012903770196631383821046101707<34> × 110465149247385806604542482582796777171595111697180353948057843648575428472658084660716799282323681658873275586860592824311<123> |