Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 418: | \[{7^{418}-1\over6}\] | 23 × 23 × 419 × 1123 × 2927 × 293459 × 351121 × 10746341 × 326589253 × 4058036683 × 4534166740403<13> × 8048541876545647951<19> × 2953667228251580029339756726838729574091<40> × 53070474796727124369399220469566738924522042968840969526969829727841474096278573064820143836309694169<101> × 13963143622655349298631892676568927428058929373643146886475251015395202933516873297677437095819612756489586524006900292844035629339199<134> |