Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 207: | \[{14^{207}-1\over13}\] | 47 × 211 × 397 × 461 × 2347 × 10627 × 18973 × 419383 × 2249861 × 3270187 × 14525237 × 812293117 × 2609588427937<13> × 831870489299918239<18> × 1071984307158923254273<22> × 1194168583476201763081<22> × 723645725600787529311271<24> × 117848048385565517206343907799<30> × 18395991999690679845639708791828361185901172403825165053<56> |