Factor Info

ID 197797
Size 831 digits / 2758 bits
Status composite
Value 128872741613650379634650359599903799530211853803143806080630467959688856856597100567458129208141237850673591058521214739888166506042640914004489038197321294457202419674853048601670889981898858734265244382163863078843499695927895968712748355416048443938765432272813038729462351577340642122862326817211353249821948700391296849811630601782521442405203728267954549951946291623333867885433736385652009190397956639969364491843684198703895304498753518929869828493960878168812505661024503754507596841311766060145300285166423430403813913018482090337030047359987567675953406629919351433036043510326501854518144242708644355567711643133639227814381335587162608019667003408882608730865937829421950286751477452047037390108983295936264021781482836601559653573422749072562980365021220666378929311218416851818876963352907237743229729842825075905103

Factorizations

Primary (ID: 17759) 16660359818385555664068601979347465063709118473978852096987 (proven prime)
(ID: 197798) 7735291615456752924439668440250210297306044072254224064284519589489821248404681573168335774241520550238216124892186894114610494806980142210763129075868304064122373323480069865483562801151284270929730687533986595457428522282110046326335436736796240385101442216519836653497599437358790555146417768802898871308966570222857171072175256179795330121317772167807117865791741187181872299330973054319114152265558993084487072337351733234071369659470345423558977070950401701366808527122044341144112280890164605861708630058072386184718988488463701563701570150640199843935429905504162838412916034714977908738880586332797475013329162255790664250502744497211379687647105511213717914335958315279239231249200004999236932500423785436276826192115878795090910044241087628758854166683678599069 (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.