Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 69: | \[{14^{69}-1\over13}\] | 47 × 211 × 461 × 2347 × 10627 × 2249861 × 14525237 × 812293117 × 2609588427937<13> × 117848048385565517206343907799<30> |