Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 105: | \[{14^{105}-1\over13}\] | 11 × 31 × 43 × 211 × 547 × 2851 × 3761 × 15511 × 20161 × 8108731 × 2239000891 × 416104481521<12> × 2984619585279628795345143571<28> × 1325735305253077646619978407581074191011<40> |