Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 756: | \[{13^{756}-1\over12}\] | 22 × 33 × 5 × 72 × 17 × 19 × 29 × 37 × 43 × 61 × 109 × 127 × 157 × 163 × 271 × 337 × 379 × 463 × 547 × 673 × 757 × 937 × 2857 × 4621 × 6301 × 15373 × 22079 × 28393 × 428041 × 650971 × 825679 × 904663 × 1471069 × 1609669 × 2714377 × 4276693 × 5229043 × 7327657 × 11032183 × 16764949 × 704972647 × 997294663 × 54165939703<11> × 203865063949<12> × 762615992953<12> × 2617880963923<13> × 4220430741361<13> × 23161037562937<14> × 57583418699431<14> × 5588363607297409<16> × 61452748127532301<17> × 91323298699395463<17> × 211496763139083577<18> × 1639740678532467913<19> × 56199108572218966663<20> × 1626764139744163077191689<25> × 3556714705270925790982321<25> × 156804477682691067219669421<27> × 1149869468581335216529112593<28> × 4948493178819470211350281226827<31> × 8693346888334815420404397926521<31> × 9047201981466967540191994002775610843991652124869<49> × 2553479318297454340058437152518127043240689988025625204498610807184857<70> × 192967960823863984217801423783145610853780368484520479725741452624387697<72> × 932733976929444088496096293552027256648235213498869830257222824204453564380016453344021481623977739090083079603811651636846937241399201<135> |