Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 399: | \[{17^{399}-1\over16}\] | 43 × 229 × 307 × 1103 × 1597 × 13567 × 25646167 × 202607147 × 291973723 × 940143709 × 6162410920417<13> × 18153837267507526943<20> × 30211339578587520100541032742977<32> × 401038560847491450706384337276465294704880950717185977020538360667872012196322308234464950896310009858266619979903<114> × [39801792681290121439975899165780568677954374987456530106844235719188625030490785180637912982563662557683783488627885747352504713500240486518955885867370010679219077991325859345166423629229578211874881520413439508004007973718486119172302513187334534271312403876053<263>] |