Factor Info

ID 155579
Size 525 digits / 1743 bits
Status composite
Value 291234374958824001080272426021146790813829713461419542535556329842372680711286081892188678579138779505993012753666418833173720451103933614265096128522047217118360869361095697672066340743520693185554357543781593975343011011777513604174028280638873567721401516758624767136299055571049279329017993344780789901916312780487525642437193264047092529523488481316866282881245629962166799086441078643365701705500099525260745894764134245777973558358588247620480665599884340836789885698704692525536898800886276854115523589950854906455543

Factorizations

Primary (ID: 155580) 385119537751758936697 (proven prime)
(ID: 155581) 756218125569491082689875019544342263564138217070521849452367434776893767905778624538631586779524783312147519225873679673447879246266267006449775193861097149290183724168969679902336801516531550233751611185083661309122174497847271449144564121469718461797460088434349555420235266583005219818275936500705027359867257063074998715616884345263176990442885576987505805026663535693872683897708476156406430648767174219391687546811960924813215594719341721686920922852935821692538243465794766362847276558510886823919 (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.