Factor Info

ID 21234
Size 478 digits / 1587 bits
Status composite
Value 2920811271563860212354445043420222253726367664013325261680742541703593491197843325371838715310746365764887321723690015627805679538739394369019928502954831405299453733426114371830544986906942556238157634154657441895513099702984283094626875254432324144386629246484649294870833562629749003432216028781708853611680642687576323740783163382700832447694502957081723456569207345874967724293148800312625108617129306374133405323023460867044662938629092082867740720759999666404695367469899

Factorizations

Primary (ID: 21235) 3457211873947934745153619 (proven prime)
(ID: 21236) 844845898388189826447398651291950432437834502622312598602079114975637835254227591053493979771360423180300968784357380028996056843173038662275484974757339498973028649046132950448353029606111009018157968221311844611256009011092502922699138976582110656316893361393227255711674167901305012024188892701545702210616202766000152531303615498797130776994143129263287731977092911721391861331443095848294207430627732669274300075262166677519764336920984032746478121 (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.