Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 122: | \[{17^{122}-1\over16}\] | 2 × 32 × 1831 × 536801 × 15103230859721<14> × 528720501902111<15> × 122006758073875926050108551956153540207040619546761<51> × 4722743517602912319810923441122498349478034813612513477513781<61> |