Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 598: | \[{7^{598}-1\over6}\] | 23 × 47 × 53 × 599 × 3083 × 1045903 × 1410683 × 228511817 × 5240570609<10> × 16148168401<11> × 31479823396757<14> × 64432450872271<14> × 746472099748883<15> × 3421093417510114543<19> × 25291032111194818151<20> × 7100637712713772555039933861459<31> × 124017815182557414772494313985201<33> × 121219249940833404770079915022116301<36> × 26646467325353629274152005432430189091<38> × 4831712976437820841758397794778800761206687613059752647965502657140855726912751054306098825505012032862134568489<112> × 2060181432480702325629313427730099160573042198860249916720891929027774498119510626775963185967360438023554017392240125869222053<127> |