Factor Info

ID 154481
Size 1172 digits / 3893 bits
Status composite
Value 78885836402919296026371668029668604324631695507669677757695566261247709153464893018591699518125501749678796680122172200972776472296574485596255692085951125314790413165603427804072185345465818663684603549650116564131904316243279217912724678801744749485398211935572516752055576522233031618039983102042645777794979560207113639352888108279737937985704695497043575751384580757741742431961595484324251800438037099141432558308974966259038738926672848827779188900843768731983123081136190309404327212609683384387324839382521243882992651224120802348162731377363419108025649506936097395585414073673054151614517455026494979438146607965764656400781277285470652091697874957313749107405735429204067017503410743031030744796811098738899761004335191010439538830982594411486864370218837223661540786723913911202474941945517360884508466295257511301986117147407058181602920988035991333226935718416392373083364587706791583593023995492905256029210473691062815044757855001025442157239265490253655242763075043952246801184475311611269369358464885647729852784747515807740242798573158979144118847862353643925252344316785854546055940063864839644013338253792706838595692868051041204160235863722622663211

Factorizations

Primary (ID: 152282) 1197445527347544227479 (proven prime)
(ID: 154482) 65878434217929669963663559078452946347718988234861265198772768918614599994896636029135002820820540805876872233578186423306970545694399113002063669440343638100519760165813318712133982983200870367646147817666960482295574842730898106779255418770531490060816110303231701802867281729812692049153715065361960619425214960292850954016211848824823777177026426739279218038211433378524239053387113978871211762702521564173304424563627900836761861693229265302283751406527925453553675975892953748619188065033667711357179742935316217924617433055833381488055882590103606381141516441298940381627561574614346377253342586492003099148285223216671655436725391319715419171650893226124743229386080860661852765306842791411274088347970345320663936976119482801908992315599594945665078077612088890712127523918580300250817886766734724702218833644948868263339338488647131127272700053752329365775901916071912071393687716905937961004199014998534027081778251889892714705595137857556368868206837545150681684535641173471161171833827872540193878595552285807113729465341732157151772292081988004233254093069539996224884055625952452263149863733620005441390115796495018877160561439482292109 (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.