Factor Info

ID 171963
Size 271 digits / 899 bits
Status composite
Value 3900817530278295282946745766009952712373860281607904376927808353989027947578315735280975820944438146459802935545358240552715985938879890562833505648152125057763268199772610148907886057818360797878692842619575175472294120010116768803606262895789904934359149038018291364961

Factorizations

Primary (ID: 171489) 9815688664833653688046444506093745403533178621 (proven prime)
(ID: 171964) 397406403511312099314386622294351679705230939145997342998552539909907604550648472584867110909757604539334704543326021311037423877325112980264317120521126377504215809600183939172508040660014294888444015498039140808779158911541 (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.