Factor Info

ID 156310
Size 975 digits / 3236 bits
Status composite
Value 122872279560078496671741570104128689995295492259425837288832601254713618543378824946240331813068057615769769584035139529996414937204633658014931990530412781664168149391125983445894959196542398697001396260381209843082371849132036668977071229905238919485274557784036369868613184677252449563431855965446306517400112301900582653096160197156680493474094864151271168606834749938495767798812150543630686017762873988181363753291725825179545067367011971911813358416404591174194229168499048331700979821938050627945608507446516627127021474074907191810054974932382051296657563485305755800294962267946177696044012098709767184139128058163135726600889202352258450313766319346833789747874673590896778293926146792033925790769646937615526673919482605612839996306011598629764563181425549979978439649967534850552987227177526247101871358188951242388873579480290665470081123510667416072678153866088160937394803648065811907954548038385756411331506609105800910919085606876552041645513420527261862691

Factorizations

Primary (ID: 155505) 642443809919609072204778169817 (proven prime)
(ID: 156311) 191257628547240380257641721187522827028185863837838930480933970116669918341129061447494500398417589076134257826575531882475044496465214317374294478860702112529472992519343241517185692010941538151586636508483781177272562330392391453729423018679261458686820308711469956901074227424758052557171275060897380734041594682505613668931728140669560085564428581874337223062417073100595306863977711029695835198367160402979298987569371057466230751357020238395380925456336953595821619959665730736053355408416243013562662974965886723981814134531675717854670418608168707340020345655786386347755981543776021311033402704281071919878228553404961265791630078345688839757212779205454460062454396978810248742849227692048697148056496971757101647052851002202239507082900458141938765327900970404813436021710297175236117736730127787124027067192865354443732502452698850165466315601081240999808921667877720192654400606679241405418883948584538778130520094340763198788005723 (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.