Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 131: | \[{14^{131}-1\over13}\] | 203051 × 526288873935350241553819532490340264519958862028408034428263004180878640496799663130966387638338793737117547279400691060646066109605885964951601<144> |