Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 638: | \[{14^{638}-1\over13}\] | 3 × 5 × 23 × 59 × 67 × 1277 × 4027 × 13109 × 1154539 × 163864559 × 354897709 × 11737870057<11> × 14897894617<11> × 25581350023<11> × 114221024581<12> × 116874101587<12> × 396530555859061913<18> × 17101086842968403641<20> × [16664827966582804116069873277709527964401445052862541848970180926264515379181307332469747445284362093125764551781795488324199351582043943455601261832324127273597915093741105408168587675050298156479820693934986150540919242129107727145456102178920194122200965159332148851929651306595337233295727264061<299>] × 313368526229177258480865671670526870538389782815345445742047572691502320907447829643551713695638494017885960441408623898224806417192585197535423002091030996533139755623557279346807865503311539187258813111612897086996526793506301769269991309576075882964982659663012826684353482850621119035150066304986117<303> |