Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
60: | \[{17^{60}-1\over16}\] | 22 × 33 × 52 × 7 × 11 × 13 × 29 × 31 × 61 × 71 × 101 × 307 × 541 × 21881 × 63541 × 83233 × 88741 × 238212511 × 6566760001<10> × 1479639031521241<16> |