Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 320: | \[{6^{320}-1\over5}\] | 5 × 7 × 11 × 17 × 37 × 41 × 101 × 241 × 311 × 353 × 1297 × 1697 × 2753 × 6781 × 9601 × 17761 × 82241 × 98801 × 145601 × 4709377 × 3696985841 × 68754507401<11> × 121206120881<12> × 2810800069601<13> × 19854979505843329<17> × 15954097282309262360999041<26> × 2347110840158563816028186318246561<34> × 4903626466768570999224738379365121<34> × 623565458885624857143366973953113921<36> |