Factor Info

ID 151979
Size 1314 digits / 4363 bits
Status composite
Value 221215234351559275515404171185230311339723215626018234653435149879199230952154442059402562832279180439059067265888321749153498344039370916874278419015342598591827741504786828772449849872136322422499387300843924368506603018650657046557653966706138617178253210646019695051855175389830720169410115341891975727731149125767850920692412936134382354602561552667578854258247924763674001229108236517823995651547536137715052864076695535835371843437640191716227542042251839943605004571305052987496083689777793105043592374057555183354119914492503401558829277922640459508557008592859040850428844010339067633131144186340466380001190116369264205013303673908188240775773657648794497810695778048045710665341555596573469317945148821579679242352316958555094573190019919060419080172355995382323621476790579460562120584657452124279625632397918029705246758457827994463311460646944206168204509814797866285437130060217464314706350398585922094359128751963680595225159833385603986335376726660345846785002411577864375729293050011802030505093763433336928008385033751971965207511358016494172307506787036968936889812589351565643219139034875544718299286190447101148900610082937285391353808031527409043419341128322900729719155009998934716879836875335111454131256015582994519776160810615062342451538917019894874725431328342253633120488241135550373

Factorizations

Primary (ID: 151980) 7171437360104935351349 (proven prime)
(ID: 151981) 30846708022884043620937772080823329404854027300563901771651650990780548543674508402624760292343249089464977836490102169065158173530726000102798440164790902413321261262599411480301510613126272808141146400868627025607570368979321298805093002402027139661242915994156250543331957320235410810151919112786802806231892906719264444883401455061123085313751491435971413072921479160175914031207043204280608207437919772150131654734337308005046480496268576348587910290224543783407821540156340357078024844104304140365601167000242112075192843083527568462639278769589051393599877315044695535687051461697911995690642102320891927456330081312817377530105825705768112311893235986854591785912025412101914098057244234801266667670032224978882335468939482806460952464528755842929731414158838495224709196372375222466481106438928707452279326925648649029462425852129895331599793735120372988986649174941775263138380658791983286858006878899231058506795497754070438448931123555413850856195450914410537732129512524071651890801357484155724379962754327801300241359625288909426439772550940889563802433957274187663986216181982046970604758041532264510806514927111629389964571638837751562229372639648866177609608206629577791584900139648357149585805955158296015068781648582872836956739952829375120357707865709788426190321457478577 (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.