Factor Info

ID 21036
Size 321 digits / 1066 bits
Status composite
Value 738940207409183472932957621078757281231719519492998306115931871951182911774192053787410107536936993125922325054832185940973200485150555687831923379230913127567854665273497634339848114098061639646634241016123807347108517469861355344432318827804826541225304048241691808131521032807881802167291901646850662537839529715335647

Factorizations

Primary (ID: 6676) 2047572230657338751575051 (proven prime)
(ID: 21037) 360886027044798855498469741221790780231691182329060461883202894797946476037979774714613674395581713628630650760923230593732480992410115626540491109487636902348939954582193855055424251750869305197664004937039216145706098869867235900355437319066785275807271689600261564073750899927967816325259020797 (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.