Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 285: | \[{14^{285}-1\over13}\] | 11 × 31 × 211 × 229 × 571 × 2851 × 3761 × 15511 × 428299 × 30581071 × 296707130599601<15> × 1152238033971091<16> × 459715689149916492091<21> × 181492199166802020921871<24> × 1725839313594069799295455569880861<34> × 18723888886508419552544198894371479971<38> × 7078781090471079283564169434647188243409351106527991<52> × 254874224348081593402367922948178623463811835995501944845443457187338395027388561435440925828421<96> |