Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 464: | \[{7^{464}-1\over6}\] | 26 × 52 × 17 × 59 × 233 × 1201 × 14153 × 169553 × 127540261 × 136853089 × 769756513 × 2101854113 × 2138683649 × 55716067510309<14> × 71316922984999<14> × 33510280238484636857761<23> × 116714640028973541741413<24> × 402488219476647465854701<24> × 5192033853710499967501529<25> × 23609249643654821607157186465668961<35> × 13027408165943662624416319526218187947853507444338426479716946025178422538544097<80> × 34225811131832319031109252182608861353644201752807959476217466146270799855889675261145323009<92> |