Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 218: | \[{14^{218}-1\over13}\] | 3 × 5 × 1105261 × 1869094069 × 90777375641<11> × 1812463861381<13> × 701183426180177619461<21> × 22096554229084988462266137540956609<35> × 201112505861994872613581449641477017275346287286716950151<57> × 34748727725730862445017528469577421792113235479104201186974326664126061863253018391788691280012739<98> |