Factor Info

ID 123998
Size 450 digits / 1494 bits
Status composite
Value 520003976945245989050002886022833013969715270323795827465076249300631571753491743430235638438047244049587749074420231635540127119457813043063926473476007815630572128804968052883043875584526761053959429395757828895585691240855393213276552842443780138647330964061565233210427125521428504748232431165361387008278598669686575240394431810877261919496889665745893967602754660152527343358141637580266891269491599097816130305437476832728329770121933491610721

Factorizations

Primary (ID: 9840) 23757461609604130553429094946870847499721 (proven prime)
(ID: 123999) 21888027664328857162278685473842314048152116940392650341369353238742924955441805382830605642496439059869109244396636482051796379354113579151084133310774575248653904138451973810177925721530656783220243166129017970892777690631841949153866655303752222553966101479928796131816743634183561533703127953748208940572684575711392277861136626714923143719868252830893236956609462022397829825681708047049982057610429591001 (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.