Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 278: | \[{11^{278}-1\over10}\] | 22 × 3 × 48560832383207<14> × 23835478071413231<17> × 226911237770389320465096194749609274682969829<45> × 1799020021420670793955452910062648782329345676350070250930470021301187<70> × 567000232521795739625828281267171344486805385881217575081149660163046217465544573355710592079769932651989153833612198334843467861091902034340949<144> |