Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 714: | \[{8^{714}-1\over7}\] | 33 × 7 × 19 × 43 × 73 × 103 × 127 × 239 × 307 × 337 × 919 × 2143 × 2857 × 4999 × 5419 × 6427 × 6529 × 10711 × 11119 × 17137 × 20231 × 43691 × 92737 × 119953 × 123931 × 131071 × 428401 × 649657 × 823679683 × 861229657 × 1340000929 × 26159806891<11> × 52877551231<11> × 62983048367<11> × 77158673929<11> × 91005071977<11> × 131105292137<12> × 27439122228481<14> × 49697164752429114523<20> × 143162553165560959297<21> × 245262248913715001137177<24> × 75582488424179347083438319<26> × 5880734007124467829187484937<28> × 8889432124593512497963252165417<31> × 2044333418084691639917563561172180103378559<43> × 1078825191548640568143407841173742460493739682993<49> × 11075231221618592513745760466207434363249588723425331<53> × 528629005954028696833543472539147136086019937844585987449461707907623<69> × 232076191736857468540517351936680591436828534350881466250075241943441550731704455953<84> |