Factor Info

ID 141479
Size 681 digits / 2260 bits
Status composite
Value 153966948820862398110471507343729175491282246274554816917264970321633926530801015170327537204013030216406773181914439176803661700448191368091724231305797528877368928160074526338467105406384961574493661525261649016963008321273810526817292012244438053650978894512161365726845275794259965100174201472249577388134078600495359479781454201630203411879454512794971416522277679331766738902852744492245727804013179673240984300089937709823240947724633179490160554247330381846140658786618151976597391603969788707880374307532939401895978798616579620202702724876980001696466922615536589653730430521778820318578295566948869190814765404762907658283038749798086345828283243933871316045942914532151

Factorizations

Primary (ID: 20560) 341665684178117101724490529 (proven prime)
(ID: 141480) 450636267997567973852486504329585190676118553631772938216861001729387866667313648017917328780796340363191808160480528472733135175740835642533096417254897968979472344461895759031736177705772956118594223359943805256395671822008928682620033703890397087104210382125855471959827326733039885106475514603436657281031213154776434763678538036592589211306033872326721357819583324581856627831790667509129322944887932951594130252530486821758634387653533020655833034644594498174128951287817699012397359773083713938301584335653177460682986503864697413074424916296741012891134052762985545155634874404253116171989724774911670751155478625007125780155443796968589277784919 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.