Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 654: | \[{17^{654}-1\over16}\] | 2 × 33 × 7 × 13 × 307 × 2399 × 2617 × 3271 × 5669 × 18313 × 63439 × 196201 × 10060483 × 49929631 × 81429323 × 6945803731<10> × 23942301043<11> × 2692890033787<13> × 2808764590109392381<19> × 1079613990310607925001081696544439430730786087<46> × 25433824402380432988461050283974738838510040104186488783881902809<65> × 134700910421215223274889759553545746360536401580001277417261258891<66> × 800469234670546385535830424671357689036532514085285675553023734215860313<72> × [23135713398076878531710072349541618554748169218023370506692930507899271558468736556091734738496538575325417951735224727581959883893037367563192502078422648298933552621296407755167030794350376586507193730411324098725215276903<224>] × 2290891116392647678868027155850914321040764668603378616454414032328254082680779847856482781552640510647527319380554665217901769038714930131830905878553858352269384354579270292027421068981057590460583659102033649327343821505213<226> |