Base 18 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 700: | \[{18^{700}-1\over17}\] | 54 × 11 × 13 × 19 × 29 × 41 × 71 × 101 × 211 × 281 × 401 × 449 × 701 × 1201 × 1373 × 2711 × 2801 × 9041 × 11551 × 15101 × 17837 × 18401 × 80207 × 102701 × 117251 × 145501 × 602401 × 738851 × 1273301 × 1623833 × 3052211 × 4179001 × 4274201 × 6470801 × 7548451 × 17955001 × 32222107 × 1006771151 × 2444675801 × 4476462481<10> × 22576710941<11> × 140355445301<12> × 23484480749801<14> × 1437058645425001<16> × 29420891411500261<17> × 246054241904217701<18> × 3111017335580458501<19> × 17254127651933924651<20> × 21162386787273369601<20> × 4164889456901862302881<22> × 142822063586538248694069751<27> × 3436233498896810902837947821<28> × 3481006881736240218478809001<28> × 581592082203072152538700016757937201<36> × 17590224237715121269285464775595558101<38> × 247931004291247821903274309540165490101<39> × 63088929869144412839880721985749542468901<41> × 272478327743957841304325898917643398881215044960251<51> × 26950188489820559133307737001373570164484522309101156495090009501<65> × 985247183252728361732471007919657311934126067802855345768469451791102432801<75> × 2584370247496860154290248241584011972073735874496310270143807938005181117556112664026633914278733903587304242551<112> |