Factor Info

ID 151812
Size 1246 digits / 4138 bits
Status composite
Value 2971695312779485234162174736777334514426598734621917416720899599201520099507495151457907385763150358305143884220308570186728142063828555837136649027842050321729339938952407618634355034092663434607119940211346784213900762098700565203182537575158864619858376791827530234160828578698878532115684202907436469457848060114836519211129259168969382742343571072208079623540616031635886917537255829277318788362153795467919634127320357977675195526564757131792698333781405777813397069969071909086448434937964394756716217035716325514857173506922150921542972877359407371153581283841273626557781730401650530326355992386425605008566167864560352797440893198953622360783298175696569723591082894416782878378943543286831393991262181229531438733357192729946860464705483557885321612199564068759717599719832595064072865454189938473865436796922292059654284048904907062867772453370764474542512534897481550252225448242822884455067571661602671401909276863755444632215863447232883052766476041722693894429227577285436767236206701732732192941300327443225828304541068321972279896365622879565580970658856491594224732256718221657171079386769104954601084401435165771794622765665754506966085022302975627206844272552766504426584864248496283343598654296284010682156015305021419519003

Factorizations

Primary (ID: 183843) 9982452773888314551478127752661662673867799391360392721627213748143158937 (proven prime)
(ID: 186050) 297691897982500096054015922157340595045215136575228897022879400508107413464851233029270972418841647578911853346043837943513275239308747122861280698023087171728791117660378842337005580724534942462798014889031219154141269750347177921323618583961346645902177161761910803630049370359686583813673936372784510225912999795394483666402879706830707967329773335243889296658485531832989091098002859178881362473111404724918201632707323688952677845375307824213236665256020856519362814800908261310199993603301833499901412794801746603516044996358876103222286316965623348170140910721167467284658397455650089665298934719375393474197699738985612139258932373372459181877401869245730979003076480199421126111507491413728832695963022329179030053602953113169692434281228318169908210696051572552567772506728592795563274747329012064462948828218323633913519210091939485188402495881435459174283594342992773489651306371194795283835513814901495993775767853233522474177436794771399299929207777060513355163672814475441585948747691273490676998189346234165176628734715524397549156508222151061111592306088478079600111239924296142805402956287506502186944204829137598827730816951500732019256696882865059601619 (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.