Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 260: | \[{14^{260}-1\over13}\] | 3 × 52 × 11 × 13 × 53 × 71 × 79 × 101 × 131 × 157 × 197 × 911 × 1061 × 2081 × 3761 × 7307 × 100621 × 1383881 × 1812721 × 89590931 × 178616881 × 548055041 × 4729897901<10> × 29914249171<11> × 154160620391311<15> × 337803644207780297<18> × 3374957962330190476351801<25> × 8411347582936206309444183428167163113285171<43> × 22680353209588479397148002410448316947924881243136869082364939833669535417616635714639483537194332281<101> |