Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 730: | \[{7^{730}-1\over6}\] | 23 × 11 × 191 × 439 × 2801 × 3067 × 279883 × 3675989 × 359390389 × 1958423494433591<16> × 32605498797939226954141<23> × 7222605228105536202757606969<28> × 7167647480643504302058174754486698790538818746798241<52> × 1148894468667091286204692970416827261082319331812342797384451313174700604983148313611338121323891<97> × 55942721279166257780056698503293547824721169030993103136330677356165810182496283619262220938337482111161828773871354771730871<125> × 2793840648526961106580809825525440981606042019120762192986589035358367268847311038468464945162824388977468316882537445736217579965608622473141083967656258688065445603592265974120456345486228810700277688084575043513399418453021832929453969571201<244> |