Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 343: | \[{14^{343}-1\over13}\] | 491 × 50177 × 650329 × 8108731 × 829093427 × 17145502128185170657<20> × 55691808161414434292580585256766467712323<41> × [990274709813339700288033727783103226159024918484152492980335746383612958254096992886154231000467227623256436052884758712847386569521320242607696494207261752213987195957994628850994639422173157139018748591733753867364450800418196284726455498079045046887032748152969602387083212036520931595844153419451091<303>] |