Factor Info

ID 140197
Size 645 digits / 2142 bits
Status composite
Value 497821456032226197477367860877776162616930573933605510210381428611986894726496757727683612553834815831476185161624457942902323269260325509021795261355797762989262333293821056016224657152221733005434782055835264519124193930600669641310635347937812285954188424244230103496296421956044676985352612959339767729059180553546326412751879091322885330632350025516052524192050866919829128561314794430762824849706938082989585917317231867622877702470541691132749976757124079404232107369628994711675041423158304886329466761012408217385449148763340959009078891781788826599240656215942639016939171908333746622493230075884747519285078506027082405078526026758133

Factorizations

Primary (ID: 138895) 3103766366465410644478943 (proven prime)
(ID: 140198) 160392696245094154534769273757056862465820160816750933338938857956892090473153768370856520847369723171830802012730865578957238791438416277256012844147852611031326595270523293006090395793214246221677142969413996131144504387412757293944236303102879796914895614275909311110035730569090057459308159767994100979715535542540088654844811632739914209110556632383394080397734050280165977232502308550617580235100385872243648184867317339240848933297959499046844072850324320106826980532044215102741030894578043448811541729136437095823287932927146817326885645485858113615604901802568683003136281106792747321511726468757043380339996331 (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.