Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 405: | \[{17^{405}-1\over16}\] | 19 × 271 × 307 × 433 × 3691 × 24733 × 24841 × 33931 × 88741 × 316531 × 1270657 × 1674271 × 8775001 × 169294861 × 5113320301<10> × 6566760001<10> × 6770748529<10> × 454194717025663<15> × 1313154695584063<16> × 87008992936023480132946122688999231<35> × 7609789732203980586669312769801673896561<40> × 904405077653173242898527606595551272070589<42> × [353446139570154518610109876374222074396677640035115933649827532472017246420261329705807709520869622771048290695120909355509482195476713350703390542330375529724718938403511843446882655808261955396064879627123388928115180364907836110846146280226372400421119621<258>] |