Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 822: | \[{7^{822}-1\over6}\] | 23 × 3 × 19 × 43 × 823 × 2741 × 4111 × 27127 × 28771 × 213721 × 251533 × 575401 × 9712753 × 109781389 × 329437051 × 893081081 × 6271973437<10> × 27500724319<11> × 7448353120289<13> × 8350989090751<13> × 21597040515507988471<20> × 57162922399254002352124124899<29> × 65480203458464902965944539043<29> × 18142811321510255442702751468712154533804561<44> × 6084702654765934593610479485232973030361399134729843<52> × 39213480458604069058947710599176081910752763949719264514948356742379491910256802109113659<89> × 23933259980465451077500245893420676995780679420665369144226306015536340128321133099380249362234267146037789835977736500263936759291111687030284027507503192681<158> × 63080873206688032079046293007643249980736133383978696668881008056743839805799132389805180588341174232657520688969898086696732471403099640030047462859679724097<158> |