Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 290: | \[{14^{290}-1\over13}\] | 3 × 52 × 11 × 59 × 71 × 101 × 3761 × 10151 × 13109 × 45821 × 155477411 × 25581350023<11> × 37484114141<11> × 114221024581<12> × 2070447990991<13> × 2389435878718921<16> × 396530555859061913<18> × 17101086842968403641<20> × 5983648619076985346807009775408581<34> × 3103763922605303978062341089864922886601<40> × 154810577218709484354875454180024233502992723473642447279121<60> × 1394297633212762957418475320870986696856727957732945200790592331643491<70> |