Factor Info

ID 161389
Size 291 digits / 965 bits
Status composite
Value 168488642840337251971620141835836616125492329450046446691263609647820909901748279953959857014356223827787923755535360612660212206021174928572680078605576817734562719005574236189094574931248318583330693036635860531216940317936441015131793417457314824353334961644863616422756158694887154988133

Factorizations

Primary (ID: 161099) 388110803329196961650114677 (proven prime)
(ID: 193722) 434125103952400383903897014342664932185759370920106531020526394402278830729250997263389508911825869471909742364990808946478932144384249334866648179720782666515993416486317625527542296300668844827140388794622275126181786567330427060936998779345324414324608006612529 (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.