Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
151: | \[{17^{151}-1\over16}\] | 161873 × 68284702982788934633<20> × 59371036769017350174437<23> × 27748695940828490302238820185739866469599983<44> × 2154527760209751137199846889675652218059781204897794073584544657327734235375627532858103322493<94> |