Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 840: | \[{22^{840}-1\over21}\] | 3 × 52 × 7 × 132 × 23 × 29 × 31 × 41 × 43 × 61 × 71 × 73 × 97 × 113 × 157 × 181 × 211 × 281 × 401 × 421 × 463 × 1489 × 3209 × 3529 × 3571 × 4481 × 5881 × 21001 × 47041 × 55441 × 83273 × 86969 × 106261 × 134401 × 150901 × 191353 × 224071 × 245411 × 286777 × 404671 × 468241 × 882701 × 3096409 × 6298801 × 9299179 × 16968421 × 34379269 × 57036911 × 305490121 × 858794191 × 1267338829 × 1850478481 × 8878834021<10> × 63324108961<11> × 66068941261<11> × 108635136821<12> × 240425214401<12> × 816048655801<12> × 25375062902561<14> × 101683981389481<15> × 6444508898190421<16> × 12271836836138419<17> × 60301563935442061<17> × 892792661763983821<18> × 10253921496675516661<20> × 37025106244928012401<20> × 496997570388443929351<21> × 21946728261528114411361<23> × 472286706064064294087273<24> × 2765572455580426279379621<25> × 3749932998019858488545281<25> × 6607387585584133255865161<25> × 28237621829442783179894481409<29> × [166388137709400728315534799579627280105985830031351076666914976084611139750305205976128558936016317048842075477186754658222294382604388667302008807235583887711356411349515235978737090812976529087610038421588636093452519200169172494730562206785416488402711492599913458026994426021907220023166551236531345952133825647838164452169798168562420594009206290575020449346806331122975679263326585325685241430438557956654467055319529935353161517435285568359253763916908177127621609973445137720385142558806171929876027731640318833227239048882108400379549<543>] |