Factor Info

ID 87578
Size 712 digits / 2364 bits
Status composite
Value 3981234165600884906792659694983640801241730169031146346039402527563629596354102442063016594781036633721314649210392136273543206425927495740180855316833532870084635384983655308896597952863414417718692573913082005903539444672590461510191589452899646595361681705045917136340332019638392435363581718376385837133100584658691853377426920685217759049068455386350433286204074887424827731462768156930656724208904442098698325586221743808329995972256382925778457546657926868853760737081036855426934905479656045654298427873362705731790517224739575234873908755269663233714940237221951255505839283186287228214515970428269107893421621832542008397946684039204870855376057211165021929610334236024612080403343453406839611493208639

Factorizations

Primary (ID: 10845) 3102804258869848876949115800490112967822146918598407 (proven prime)
(ID: 87579) 1283108386299234773696213641152576918101608881617682014758600122026743581809567051708787299668700611242985575374364956347296157703823817483927432827329929885074864006701275543958105569272355711313219505076586433379988149566163250613719310461322836926182213831779189754595699549629292612493276140120892128261924541854465815019516515202373007205411142041219370979769011638893016886234097901559655071834896428517260416496174276353179367470816187173659463687798629290073606462366248649198535839719801135712368125415695330927259771788579740415428306335208619794203615221120947896803756427638523283572445880613552769350380596652052277303243067168532286342209927795977 (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.