Factor Info

ID 51372
Size 559 digits / 1856 bits
Status composite
Value 3891124042219744009739968549648097309227994918862327231137280434477202210510764773151868678338248696427811656963458023878166399499933915738265645193703912002567060612090323451574780363276416236857787895337701065891023344738658622834021545969696316877042085220436947009882121560910928619569597607801368796787036839752360271903558121659688265626636995216963505791794844638713114810579183318479238442409156659789805298523108459379681037381211322832787062301591089983346239649270026306455543772404921534484067147254778540863284745508797532362572726677026768241223

Factorizations

Primary (ID: 50221) 157571957584602258799 (proven prime)
(ID: 51373) 24694267316762585851327847790515663249656008360191858783775159919298424332836428228241832076229326391129961621170063288456634855086551199566010208787667182689133106585574223149846816470054317327700881720608700180065971956296343925878828659058728651945428729402142451774722195164717076120062905864942523409606017828348398026100672088930915570627900163508999583435853717278912556543206269075639177997980385668947737803111072017717888763271316117974945702095087051874220248740473423554364725126150791223907718385938816517415406405182492126377 (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.