Factor Info

ID 85960
Size 771 digits / 2560 bits
Status composite
Value 217505358585392084871580849989802739629760827785276966290120674397360908571460927918575144800577892756068900671028680518302463442041277776999616780598068551995600212861584907455318525711459862992776725810920937708008396950978169245249084830903286234461889300933354099422116539065969802434413426764916067562904688893787370951735446421278059011886260944919863752161731239009562330787339655419650744352319808792620976330471352521492613139885726368173341725409136712590915462798818236452969244068990375040302340638595246569291810458816747500951132684744096216936436225236887269471228492787843260691086154188865506153734490089769028791310207072972019369464757699778554394947654947069928001899370127241073382368250653806184165217286732980510868762065338355782461772355940678143

Factorizations

Primary (ID: 84011) 768584729223692112510383137287482796711930019933515517380091824961 (proven prime)
(ID: 85961) 282994639777820014519915589034071613628342523534637384906632109700641167237657192258067773434243096943245280464477788838341087872175628635500401136936580499609314508346761649279381792928928041859877818962135959167284478190186773400869602657019481871548495374700003966063894248476083738985787102639575703279382764021965467646708743459940468094461478802619044583249354748047782819011887084316613952347856055326213195293606552024576764138238836160069340505128344229779102315672254995969332080960135556935002334201277273149288365907902763299506773169501633530602753823256944982825954954634638547111747741602317882632489620933071974055926181112929121454861988452880208512141048713168758152358119831511727289663 (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.