Factor Info

ID 151865
Size 978 digits / 3248 bits
Status composite
Value 472033993272871286273828309223185226664877575931526661891190599854362238825253563172017147480578072045210338651151170897096331204516498003737629895269682834197429187878766590131132554262263207829300684861816366815359646885952053534955621163037948485723327703336670823108709474091514659189911388052869584001510586208107278408886743969452197713840023900141694553065142931138843406293725903351221694924944426093554853379017635924458497336827222333322355204835796890351291693699734827194351219028934429208855563461677874162215388534907603928563068468570661284221284555847855732659895061299322259385780184757954831796988986618273249514742755259202318401358052256579696735120834502539878070080662311750454629803012724929118933539166696058880612131289408092303511741143061418881950711838730673586045352743370002058027568617866250078948564042815720296894370965621323052190097889910287232028024905127862978946949036415672788406499260979854672765219896865663190107620560612774841881763479

Factorizations

Primary (ID: 149991) 282575585296246809534199 (proven prime)
(ID: 151866) 1670469841823029138241571242869689298171528167081443905869510362338215350482374196574997372787753611966468636283688240937717574013991776176216549388450936209932055580324603575499388603855339614913982513886830210922693355972266285135634678510152834096331312114409980540270735778813006771276228772775130407334738400306661115115319847844388129788657305598959757368509162239352927745409784340943376399175249811495094793425713018230887475940094094548484596697837904570768037847200699069490378962451317806381718697012278514385389306028379117356408231866330952760171067885979271506367175153406061526565751873010605106955457300789886293571638281103127846599471180977772958542767204040683370301042144350058885165660283647108850994461285992883450529927934020129331657150473085161633566021614945580426926702292973381647099496387027820065507922362538691662261889340140713379656126047088340723340968564233193383481916523801707910339155517252041357462965732940827194721 (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.