Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 425: | \[{17^{425}-1\over16}\] | 2551 × 5351 × 5441 × 10949 × 88741 × 208931 × 1749233 × 22296011 × 24543581 × 26278001 × 278101301 × 523350101 × 2699538733 × 11330289301<11> × 4939937011021<13> × 7517339434046845421<19> × 228438898023070765592141<24> × 209026367456542087034062767701<30> × [2455464219936380185981542196741944133545150765443212808084050898508340913153446839566979819809561383731097095795169884279970620098825317032676133241101<151>] × 74186437927289072015401377265623679516515748382849342487189822670756293931689497602255286604196769634118242511575661727728541405554166302280970415726155863145158295245958978242080125269553351543001<197> |