Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 50: | \[{14^{50}-1\over13}\] | 3 × 53 × 11 × 71 × 101 × 401 × 3761 × 4001 × 110256001 × 758855846709601<15> × 10429823947688701<17> |