Factor Info

ID 21012
Size 260 digits / 864 bits
Status composite
Value 74731465356572886053053539002766498827618603226456398993794300254056889014637043215498251435516952028261049591427591110097749033264613425629302570821429566781651772472637652097073409408224191098778322161248978111403197934638073640350823546190237747787494478021

Factorizations

Primary (ID: 6794) 16711449148651875290388101 (proven prime)
(ID: 21013) 4471872229141871128715784620211805468362890532756742586501041004895427053942605502759756816212864115830551771491464661516904602164901400901019613316114477905506125923149050213926981433429420533994831238367703950884634783354412557337921 (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.