Factor Info

ID 151911
Size 1251 digits / 4154 bits
Status composite
Value 162991126353192557359674850922948779540667206377197040126423247597090940784100881042943301127278130360969185802562633314503588934755017412381589812632604333855357213800537161620665690699173638184030604583572310991166370620850000163396524656043866125693119113711174093486251126071659987447712283431238968923099379333778526640949530498262168875275892344480516327173902496650365960959904626500618023340438140684358516594151663219738678677324625742465428189192815662504695568001844821026922323862514689808039832599204063599359199981513923850251371183705676795614758658239415357769589508047459631139335100450426501236162510234923080735863217841134762137450816804911615303651388438574051338605416595709223199017790000466831550695250145403755957183928546288589749566773639805550312428488433014149587810527432378304119601943926448269798008111792243177998311885855385372317622356490127793563692396872504632858255367146092436770639216727555684487262428858755415656821549316643971717672425592372675139649527430032526669877061909526338710962244589969568508482778801103587888120046207807612626243886888480295884941485974536724356556846665120631862761139269585331238414288141828476194394930288693787337704674799291748422004942736691899502339346717627850246409233719

Factorizations

Primary (ID: 149675) 201277407819478812611 (proven prime)
(ID: 151912) 809783512809225159636553287558196569671865068800114856667928469261512609155352026422473213195145560305521248165154405435539987570304023733071787632773767762850579146774653778245935581391752754487348450927686088499420967757208054377822705744714779888529678851619198023194886822502814225426579381424294742003425422549888443639757366279281446250893533025867460054060227352226457194356955411740582254411669691657474111303253653130954341381306147182515746060806561268866774175170485967202138911536494529476094284098349795198620633400813128946500694102878892158523456313392861798337235260502138452700165267954640734462715293973973962110517609329976553648245554617947796008602102151784753096020950995896763555391451704049555750492988111118279072441456306253660565621187209143970990519796213161457556730557162626175747149724552573393167915534178997528060192095113362624338436442883025852681120089899431836231730626316059479420615972718182507835792306324227105647454683268880523177939819203305256360486201718438963728309914927379961827779752638139418907324223640540093245402525045078357788869393563897520872966631631296009781754385489009736645630931110941238082850616448471034730254155557153860112475228616619416043584541688809792024988029 (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.