Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 320: | \[{14^{320}-1\over13}\] | 3 × 52 × 11 × 17 × 41 × 71 × 101 × 193 × 197 × 641 × 937 × 1061 × 3761 × 4241 × 5393 × 7489 × 14401 × 16097 × 32801 × 37441 × 61001 × 698521 × 859841 × 1383881 × 51111761 × 825039041 × 1204905857 × 1667461121 × 315256811699009<15> × 11284732320255809<17> × 4512009924863657921<19> × 117686299357503737281<21> × 1355671197066156221653681<25> × 631437852270580200329442665220681951861601<42> × 226497892220593572671057740469513143585953972966721<51> × 15388233449018435152224805091168918241711217959559119907458768376321<68> |