Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 199: | \[{17^{199}-1\over16}\] | 760579 × 598591665856686529<18> × 1760811787300683499<19> × 587462396161517854556914973071558874858520615454039247<54> × 3081446594894436542915826160990069556489114885425538040772594989367<67> × 3115248683030257146868899381573037423924673454060632117636397265102099854561882767<82> |