Factor Info

ID 172574
Size 448 digits / 1486 bits
Status composite
Value 1558969885813953413956127055611696029242982256486548039624309295662781963425139096723047635051096536321922940184672030922633335801297171851265753333583564400057501274745885230525493898023104017982155013897087077103504942509005786979956652312942626513441684851609741429496563442363672900993283209890683476579989466731235690354520651615473108196181893870885653382534639314468274423148032969622337737128037580635170620558460686109366931420380072182799

Factorizations

Primary (ID: 171428) 346768935551657470482396428389237590729935799402873431623125997943892997344190142357143139635167936294208886523367 (proven prime)
(ID: 172575) 4495702255837495015113770537487666113782606506389829941811294582002118093629520540149490838424701879993623486632664201804982928545739937349041669313872780355865287724626174055948263093045777331544820934033515179984932554315735781208341548628895000972569817190682958166531710499700646281461996486663885710351425074158908653595597388697 (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.