Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 196: | \[{17^{196}-1\over16}\] | 22 × 32 × 5 × 29 × 197 × 491 × 883 × 578789 × 5766433 × 22796593 × 25646167 × 100688449 × 711954517 × 474969439337<12> × 1094794793219<13> × 1465198716273377<16> × 21174546269742403551077<23> × 4576209702754960230170484653<28> × 139005288056819459473501243273273125071599637<45> × 1437777155362198418768804895758638427271975844621637<52> |