Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 105: | \[{17^{105}-1\over16}\] | 43 × 307 × 1471 × 13567 × 88741 × 704761 × 872761 × 966211 × 8208901 × 21998621 × 25646167 × 245614111 × 940143709 × 6566760001<10> × 15030659834591591<17> × 67096559666323873912471273981<29> |