Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 618: | \[{7^{618}-1\over6}\] | 23 × 3 × 19 × 43 × 619 × 1031 × 17923 × 1925071 × 4406341 × 220400431 × 490201721 × 1058638292629<13> × 1294315497847<13> × 461785968654529<15> × 41875773535891952971477<23> × 13403661862710589958293849<26> × 187279038302512787946006053034457<33> × 29650439178674631118602918288131887<35> × 783264261641519722382230088439928397210027953348676148973<57> × 17773186537851990207888295195991301553469997341296129946977<59> × 10316589882658148664018432412741304154103858145253645339510927287724805842171756259<83> × 5338105691483530569261005264881901895127921305900617343386173369900199430919826339722652638090324026800292069618093273287821843<127> |