Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 214: | \[{14^{214}-1\over13}\] | 3 × 5 × 80096563 × 317105206598051859367379<24> × 64301767086455821476391543<26> × 11532779639819150795491142557<29> × 663416649033640769736726613172959<33> × 559739148442351350196576315930699382943608532088866467856187<60> × 136967906992714105565592890941539911965573292099115441583501989547<66> |