Base 8 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 603: | \[{8^{603}-1\over7}\] | 73 × 1609 × 22111 × 262657 × 11270071 × 193707721 × 347092831 × 761838257287<12> × 87449423397425857942678833145441<32> × 1740474132911148803713034775690007<34> × 648168721774409511378116151410898673195879<42> × 218296778680424803757800688187260042629442091157587489529855230993806344506271<78> × [616234377440278813302145745234279427817196566306947869462533710516406832170357863451087336192308124856007921834628434021445265136388880228250722219071842313869721659317977341315461797918168967888718457123176529613742677875880318638463035514020991475510773489395638134502255033754540873418685212134608617754127<309>] |