Factor Info

ID 162681
Size 653 digits / 2168 bits
Status composite
Value 37955897160315119806109832043798794575337858849117405731615222259653337794778073385549924528394987836148012538029242536977427477249521151792453919458760098190096536417923124494606915300366083160830047637038762858642356222587085697171936676675094108463900282943624704611117275737903861397576731515785475732201963310314475731566221858315060516189091925915724888364914215146281514259333664092186045633776438052266447667213057329124599922886384375110251363787552212163334298518295342800819001936336753925863157521440310199270143888684823879233728065682727585788430003476436706870563065604865185247244911623628029875338455856807861577976381555909828367002527

Factorizations

Primary (ID: 161097) 560488738077903298531921 (proven prime)
(ID: 162682) 67719286011844120321219723908459374566123586787014871772018576698378280251662363939235980126522608372386426592888821625008858796394936457653928238375934594199724857294648054351205587114040157449287393467685790623510399747859440103981255209199850431138794337591841299025724291725208467283077846959601173534422930179757861818332507043329209124334398591258879026101352163420175461271462142744864072356842502378641801779110850755613347038012902559433598678388026274297747772825028347803952170810711130815305309588244255303889582861644154250548241955569285776160843689888104666296681816222672618813032285899053563769690483259603317487 (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.