Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 213: | \[{14^{213}-1\over13}\] | 211 × 853 × 4261 × 10651 × 1306181489868573337531<22> × 954519632047180992533553119<27> × 5799277005325429627276889053801<31> × 621950564627340008800756859464878266899078352521<48> × 44859123274519397633244020369148461475583526255489<50> × 622910928343954082651130284840252023630735146585234967<54> |