Factor Info

ID 60571
Size 459 digits / 1525 bits
Status composite
Value 643784900376374216504608722740879590583946841081562034639415366224083511513263082465431411424712887480334437762862512908719115633759967463491890132242907022618038958825406977579853907675509879507178977537953780229056329495586067210561764257013202984672003170489991937189441773871728411553502692259295727818847759450772286996721987464540859755760077098936107188260695201975501931483374444133013958606121848331206176142437156499608387717889018505545192241407471

Factorizations

Primary (ID: 59666) 7720616859833014920244488148559526650319156453154610617626507282349907796702605429692105538461207118232246612527035805386213820728843324699199716097 (proven prime)
(ID: 84657) 83385163655213204649039002805387176295446941121699389524653230525139566578902867862725483455255064120404393813965167370440971853563514380311616919558923546930167932141729468452944692821244931901505237910941058387590264335060398180611254108046042644853693813902431305265297735558709779716736921029519393972424943 (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.