Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 122: | \[{14^{122}-1\over13}\] | 3 × 5 × 977 × 8053 × 21961 × 90281 × 107705383 × 51238644631619299<17> × 71246710261900509347856740878394240608589<41> × 56219262873136173669112855946809586218842424287270210257<56> |