Factor Info

ID 151249
Size 843 digits / 2800 bits
Status composite
Value 407425087346364331917870887042922685779129024428951412277093607311772019470073828386292349325589880385242231019630654301723133302311856968175172309665743415504957679293847106242188022111197445964636555071536701636442498007800952261607128847738022530102404730435317807789168590005126056254417343453575412678471735547693952663254771479797783463374855886464891092916598736641576786293910544625879576082665652021000628644474923400944651545543921783733965437613230102162854461097501010795037624159210356302759810976180352090660793654075578417966722061085796716020669232794147703562880475125697296242442477171664810779406613638460314150316595413180026688487137605322276943791092144498459253945481418208128823571533473416057957909646283252577819369940144950970756736643859162477601094531180511600673190725079201194671132975849329727525785516573014633

Factorizations

Primary (ID: 149879) 2198651116521905252639991329 (proven prime)
(ID: 185393) 185306838490537358888343482549388696381755461011763478103560949622627788925997386628201755498063414785301202208922373981706963549902691784830100387499986859911921287731625516709255917510774645264190291785649462624413433442773780765377634431336043748499578081584412232423414935377051746573409158122534847005774342314868489348012537150332660420469474660565506395369635246355035320831816522944083168144024221002734349154881849662445664716209681900375794123282959374925217740107858818460116108400508977445275321464322679961202939031803402439507730387346851413001515361072520217385907499227400561492858667586432277374180998281104488968683862293674190165075734085289487597893882579901666981583251912207259823614797530026853957719258104601488489611373217954112189170838222867706986566296242122142689565380824803929893288777 (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.