Factor Info

ID 121344
Size 527 digits / 1749 bits
Status composite
Value 16178039819666798722011785983808454518748827514197641480444156665361213820948828643630059430660472995597273213359026206193990009140501450016846951352870232486381020184076222015841813731176291797447254072907267789452900554878142763764128890154012388154451139177086516219746102987144065574786919997184663873540209877067880132309082264340148798830444102630553360314681950456447487231148968998535467382669752037019161684512193805181732452932077222878095571497709804077191039501096309588925884534395075141192453786972736037896913003

Factorizations

Primary (ID: 49149) 156703676542914951051221118979405296213305515495884591460921728211 (proven prime)
(ID: 121345) 103239695306295332843700952138229084562756327820277256784193355506442843141701264253122069832946194168265984477314734398682327885332433460640011115800574846357514739773983107559536065754381392046892981625603311865634020000281516554657336656696688798936893533902101118131463480330243732006705782531897216916440512133583796696224779166418307185627495435342069200496744119516027317559386546134317068147404992744514729633590175430673763371302055670306748226827857673 (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.