Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 425: | \[{14^{425}-1\over13}\] | 11 × 103 × 1021 × 3761 × 5135191 × 110256001 × 758855846709601<15> × 22771730193675277<17> × 2045945611942276639291<22> × 1947753437069049655833464760961862177994571<43> × [5767274325890385639249902948355745058900316357732033055675135846457144092569942656779093945829662540027870413035680968660834699753561727400465219561312938468971563571687077416336871603442136080353584443323778528658413250134586330245687020851565908178284472831598645591372653738410214493739764361262344738872476811343039592900007782165161035635443271802742077258189601<367>] |