Factor Info

ID 51273
Size 493 digits / 1637 bits
Status composite
Value 3987594391004476554041458905824705077310988425828106428848839531907039779236631623153503499353796289023913295269971944284024066552814679488693759880246292838306483815134451586744101920228632566955286730533386684766188178097495217431663481520349133325859408817804132451523583338964105943096924471478739064753511766642428413258034133643795600287406429315440064652313261679676470661659095791992757528871936081449422265438242544425768440610944196234833648224514459269442837468705484592815603206771

Factorizations

Primary (ID: 50837) 120213931658422906698644629 (proven prime)
(ID: 74190) 33170817525000912428859987852674353687893838965278054735112661110006217012724375057378830948404809937320785321956953873540559745783716446751089517944478353224724913294014829594765807433698917176990622471233243455681969549004083966036162257946280089827233907666945769673591008415472745084639675553819416107779660643127954490561933162041151704547259476137942371100017344631592933088347620420090714254743235430830855222414527369426435150849074661479623467638070283706599 (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.