Factor Info

ID 178365
Size 687 digits / 2280 bits
Status composite
Value 162091518202445640429714910091702369808393342382417629969724685274793903672880852537813212322648315251900791831391459518533653887760236779469464937268262890612826512995666548166447102127583024416854148145634950465905453709197518699768041096236569232398468633063277356629265568886652349224844968147467362607573835197528781252158848764074785690463380531759150833214615860582063195581834800917941339474110222835066761511347402396054343185620991273042863220500768625001892078830414412360178941298634246603946756136976116986271509870805793254147987322274990969070409302746104626355946483734068297061908406171606946731472941595191912778509567618859814580900027415419161286313447280050206986451

Factorizations

Primary (ID: 16355) 51336267539863487576798868866296350032791001 (proven prime)
(ID: 178366) 3157446498746306617490927461070701271934926829672383001941760618173630398621763822605829185012203106140897206671071244428393845093880680768751363710860636453372020525108560970578960227396670436739411714965467924107499100783241915046715668876336062076796627176644261469494957558502878192131448871020097077699851035405611938101210210380629624661911448164873994560031167980314981313682259733637824822438021085939473891579000779065263434184187294385156158389313310773562153420358125319841820450019140695531236524909732466203544276550019396338631370044026915624065422367852478584536495673580590358718129723387735254162946946476844881261358623245451 (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.