Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 400: | \[{6^{400}-1\over5}\] | 52 × 7 × 11 × 17 × 37 × 41 × 101 × 241 × 311 × 401 × 1297 × 4801 × 5801 × 6781 × 17761 × 98801 × 224401 × 343801 × 18198701 × 22243201 × 40185601 × 3696985841 × 68754507401<11> × 121206120881<12> × 886109293550401<15> × 3655688315536801<16> × 812610713899205201<18> × 1748016735462726601<19> × 59773386522355896001<20> × 21463170766480994553601<23> × 1006795824867486182291801<25> × 28398752673271140825020401<26> × 86195404170550610979816678826926988566357088801<47> |