Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 663: | \[{14^{663}-1\over13}\] | 13 × 103 × 157 × 211 × 443 × 136273 × 174149 × 761437 × 6010759 × 20354101 × 26557129 × 140099857 × 1545914449 × 3368527969 × 29914249171<11> × 1906367884747<13> × 22771730193675277<17> × 3921141330646275580183<22> × 735533553254230437171475366877<30> × 32334112193463066794091099939307<32> × 63983964397426903336323222029379775642737174373<47> × 42699857343375875563075862847459098680152945035657393<53> × 255463579013481233768309614877675390722960071384776701112299279<63> × [8256654399219875287525744899553184425387833925803661879160643011183053118010043338585662853242368041240061418260163866369826287800804243767352118005756325704994928247320343920051112615355480626721841967520132819423453044506384864482841296550988733453236008821700686172449557385817340161168319985861737105275613053983182119893563257859627691931032508836826544439136548761360325273845644676724201154281<400>] |