Factor Info

ID 172675
Size 644 digits / 2139 bits
Status composite
Value 47385640478321439028097388539129907754223298519703774979907338306915198257559250323312581955099148730787556196750906137826657403814556762766188820002115577940437204685310871996126648092390654480667590086496414405354111454579048141177180515462931007175954196578452015417414239345184066292566947835576291685121510126463953721777481261345270816913806982393546190928828418717111072474575593485793973728852229974222273714695959497631870880893171983019316812850815974232592208542969451680338179578322198505632161371519251625635622349878170529465305193186197546485118936129718512397171672511748758992960561217662330060522028354581207140247647004846491

Factorizations

Primary (ID: 171406) 622949196133246528766503883191259046520173399331273539838441 (proven prime)
(ID: 172676) 76066621118467300837586735648418053022977233627950902011675855364023357094066524545424153794736413605630066118595121887557401288355712669699919901325964336109638480848356463259441153426767230575570917926060319616267325873647122778771281255692202920502262964847945527555054729587579905849946410702876346644524763641239098147103645142234968357814641922492317452309122794521808309103005126113157493008374322993817225161917529407805825699488001326503692826010041992637016376552450799336016390737397389764675683684797642705652723445184003379428401841320766736677428107780565593089472846051 (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.