Factor Info

ID 155932
Size 632 digits / 2097 bits
Status composite
Value 16283471500204957929940591690737810673123298394471892370876522556260337528765822904602676707374235803681161566054597603127569720147648052074539239016578772040768997995006662520318512653669053650473174959195177143465618192838039086581043005850982357970164970060823542960171811491590713685639337637099620423039510692148463019017314846411009133873916050137972509686629255569338065676063435976599845254254879902396136180811391246747069120705400942926606537164677985201669461804738435445853678047483819864352816036931756560330139603556295759744917232032830287794482653936940233214790342088145531911249760690372932958324679084048213867169

Factorizations

Primary (ID: 154610) 7499207440683838894753 (proven prime)
(ID: 155933) 2171358990800246245429871960344493291465879847285040832114709952052818377223187462866572625915230390008532087103034702350238513159499507821270916808434544281216217297436771220322433214684196263365649399414277164503141234761710261505305867002283562892629753029638642592175096424640109011354704375930876217414768257711336834640803961557322146705040735968870349332253604557979362837899374788670677884133927970395056878558345766487979669452408733383208969105980579377038699423050191816841708289030892717488221887022729728731612746542644537190984607533192090296831300501578516273407056864650383078249215787846633473 (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.