Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 344: | \[{19^{344}-1\over18}\] | 24 × 5 × 17 × 173 × 181 × 2753 × 3833 × 14027633 × 45597803 × 79798641137<11> × 55578787747850091391<20> × 69456939989229889776307<23> × 18917672548149688895557513<26> × 71641757566820668192019017<26> × 117155797569986196097392257<27> × 28461948730641665973894996037<29> × 256994201748988109159424257077<30> × 81721126358356869391815106377697031180974128913<47> × 5836220386603742180418371025474429702397876356803454298565651051802129234041<76> × 88177417653184249864118347050611648224081274730391650063230949650050970014867838175240702819001433<98> |