Factor Info

ID 178866
Size 876 digits / 2909 bits
Status composite
Value 252075906667321434809734732607473262230761296013839130827351033016446194364525908394648985509236865156257192652103865345661900592923314575758494146586701810574294947675281049699031710510933546024906676496702854886600975396007975751159288359956643860448710282488321892311105819027113380155317726760628997731897962008820322562088259676490659687278388137758434469257263725141758056565074975084191937594718620435361277013053172363091098692701870065476282562693558024536489180204805301668081818607910156303145977509501412451638461300425297512001190137805512631406986043726570132837629712461200719416976018160643572976954544634223812011953225078405226415023340869395673825408861528693509385478419430649876969170783455826983973479429678357941316853758869854710896319339798881620941631573065951285203785180097506178709748593543895343161708199910983438994027624998102218425945788467841

Factorizations

Primary (ID: 17004) 582954476493740838084778148633415817921 (proven prime)
(ID: 178867) 432410963174116675716373132921623169836099640561164373925160086085304126720792357966049753110312701158634255305340587821203714658591089694761684148453843534716464900368088545175383256408928441235726217772049852002263405659807104956544632074403189934302843377955912841852608869154181938329118245984652489723327259094700638570963467161564045316728530811937487463720916660860478133109231576836886196199133363339162036806717710792877861106204718010865664351537331169438675847628353503126618780819223826654065568705594358882696914178468833814339630979929417369408458638379648378411180675401233082558781467970309577151574839370134195124600845649716559722257968582531469148963507566844107160047116837426745888472816703344923536673653995570807831302837270242771949612849680538214431586743250008483474460215853886705296644114563303321190246211521 (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.