Factor Info

ID 71648
Size 663 digits / 2202 bits
Status composite
Value 401539674452819419945092140187090268461454257417155796270823621688192748310946422060720266496375159473248098452037734436589485634283483174929618836582404000652008399841211545413447747258023303714738257040747692504471209910923468301766060357963787506505619411381765989341038075555001735216847691312039367843491863424997663522828709694371531370532783475479003263661961688076535686056595816012371696405442616678554391533720108770299121494686477289461398917805505682584413914231233221034384176473562920379950054189201958068866626275509786899598095400257829452118755056022713395928652144323059501370398819664931207539417131012413785515934819713723720142220600132741679

Factorizations

Primary (ID: 71649) 1524168049076424809072810549 (proven prime)
(ID: 71650) 263448426632571028418904719859363870838056658472313350527015834780526144887037775882519286940314317718828649671554769270750313465082188419171437736935849167922020503648771504873876987991808460598786533558119105097759040258166920721519342360124027469003998235887961364697064377386522211410033524541435960539123729213402944096967312000625674153418144002825728590316371753879331500937034657598657282531622815400476107869599421492050492737548042561493038570301471765231719841788050063401966509797141583361274679677342590300373015113067804329741294107878398468539398181462342124716939593205603577751324471652425328412009305047186221214572371 (proven prime)

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.