Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 408: | \[{17^{408}-1\over16}\] | 23 × 33 × 5 × 7 × 13 × 29 × 73 × 103 × 137 × 307 × 409 × 1321 × 1361 × 10949 × 17341 × 41761 × 72337 × 83233 × 1749233 × 2698649 × 2699538733 × 14055956389<11> × 45628367677<11> × 104466451393<12> × 189858781201<12> × 840673709833<12> × 1002402000793<13> × 225388217073157<15> × 803441875684729<15> × 4678410332263673<16> × 162260934541944127<18> × 326099734864828369<18> × 2756444529994303009<19> × 45957792327018709121<20> × 21738853322418655984471777<26> × 8330080066202585565279901914883736535695338796724673<52> × 53672141761866517897418494442687551425901437988499299330177239168577<68> × 2763443299276340369347524160497926250045702712263088268142425451884439190130169477638572337180065242097<103> |