Factor Info

ID 128761
Size 611 digits / 2027 bits
Status composite
Value 12838902557084873960100778277407526857093090546078220222482189258608716321459047692260555751582374438015492893181925704830606247129101357791387929910760486107923823601849407969361231151677802988255430227221346658361509743607313474138326248671399878542145871973983666514154487829649510390924619042395011306163743553694980296336208639599456631052632759832763988398111336870199688715313238183563159101687736905135459817192385851833988748159285992426494341495067153153604617331794146212984291287357421548589548078994833203135554545447703979330168101857140236219339893907224030353536857884519427350793832847019673081

Factorizations

Primary (ID: 115404) 947801567991669734780318014858157647429482288493229685393140019523754235177657262375685791 (proven prime)
(ID: 128763) 13545981554229413955884518314051406906715144221780636878628915985605389856795728452644283348165752309897828077442223719620673829087901618834792688660969605355623624951591957431841952795044668220834405493054736250410862107088437415065274247043083999857641849160721387354091234501729749941800347993368813698036019627357051466445186797380522395004568078840154805099895826896540487333309184965395722686315887160314032245344189128710452446857970887932783281446310326020534598795446137810398487428762726284206579659985389657191 (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.