Factor Info

ID 28516
Size 742 digits / 2463 bits
Status composite
Value 2387017228040631578304457300757745028026504173131909562051830157272094729438810715110631953770248454788787799050478874039730533404569006169088735287688036912927072786550222522036834861586880577528428377232435475599404721438022948765012038899694900924919392456901075625790717673495056502393418359379545989515811148791583119711757387688112845325759504240687691402845953920202643915066314965189902699730985800774290327312891192459343161488248049281345507503983696803197414410342965349017006772616826169641477082972065635628859053606016521176620894702197746917484958486200832730839092009518221695894609459244718890400634955686641761991490962414528479795766315048702477427459857205941172369101298235471826167825527364865327663310620804000926944631

Factorizations

Primary (ID: 20365) 575760557843831535447049 (proven prime)
(ID: 28517) 4145850554577381616471907349631472394429838356371906715268761064979210823701812101240943892190683647933503679821189890649356266846631943440199261751428987658760935095189837671992535864277814343586126320302285787786242981137133926603861010295998693995056957945177478072164888696947803087283317565426258829367480268699398910167145168130449144579206460062233501506817519024524945456776856863107000014510344489419206279426772378849571241012526757183834192444633783301833221332871855072913172106202365805781987680586945216289026829194947329891638478651140142153748737237607056805779507929943359266721893395655201770637768773383330446879715999092895963990147293957671563259291273991387185179030192302571847481905351181864319 (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.