Factor Info

ID 163957
Size 288 digits / 954 bits
Status composite
Value 127397447964255379867873419344976468196561781950258576030421744112282889103295533708365272853358882409827682991212467488444274472920912984246075384733253297336629762737747293941470234124884717864379204990139566009097870089120448784130384907611870291027578076431389581251392397064012161479

Factorizations

Primary (ID: 163669) 8132090116768506822301 (proven prime)
(ID: 163958) 15666015272206550674789771053414830846309160226947009005597552115305983951235580631102675872007454380965845414287608291661005956443964977274766177231930598974602583197493909046103125374792795382181988865292842373434847343114704789630773257651762603722254676572889779 (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.