Factor Info

ID 91677
Size 647 digits / 2147 bits
Status composite
Value 12703855580275697425334879926737606699775148625476737089979801262808800944266616341689986902624794218066993095394492813409445894500999888541393134489094629773107126201329520288403058107978022284439722060352144587773535895902826937136679959508606498780954270459068536778159343589924606366524233885538439047141660525115367459811961413892633546312685884107141229859233810075452659309868773704533040714743140683223017758320076988927283423850952356793257072937553279401807212134196955059998188899185249662966676116212119450187628262892944777878179440091590603514795794067046083649711858929457199109176871388794931720106608356236255615567674666031258201

Factorizations

Primary (ID: 90405) 709497550662539317539921773329 (proven prime)
(ID: 91678) 17905425562657191688385836312438428207609784531144523312617518865948823439420525238413465204794609687932408820277994921235200780497783670208247142096320250730047278370494399592283006823595541344011430323075304966188743723719534382019213530276756899549875869535164925355337964312055645244593899826305107325696320923535806172438668469812467192427921573003842379079935011973202328082902777954667308471781305470211161541587258152533910494751920813756391468046490982365368468426141337515667857805774260589377051042510262316943204389706303594544934044241901111253127017979734116924192395473113215460990331155585806237946569 (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.