Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 129: | \[{23^{129}-1\over22}\] | 7 × 79 × 173 × 4129 × 92107 × 127711 × 810379 × 23148176671<11> × 1797644324682323365144170343<28> × 102219917850387811990824636930475340357519336809223<51> × 130583060564167293696088429842105228182428128079273912310037973<63> |