Factor Info

ID 128888
Size 528 digits / 1754 bits
Status composite
Value 628369963958878024670708697367786623759082850246601022913910818571346917807119438366462851252195476878680733418940442450113012044404349306196179014284364198945370068135470382580246284810977150886897719763930775873887867531926490317381621068973468738106807480250749224010110224266447864264319148953466188725926363659982251658325957300305302538889478355337566646229944682229321210228032129161865914333589945318631371236217107488402579420495034341826765858898665253245669012574379493881798452952501977033974583180006769094508943651

Factorizations

Primary (ID: 128889) 418239587485716858841066851173977351 (proven prime)
(ID: 128890) 1502416277082659585484023897298994221969629759997053741956954438632998861737566680993968071714493607215528455092138160172065544500205930402737152748197318300123412016430520891789611447644950976504789530609373067968829739839347221899757007217506031304590008592358971964287032035369993339088272003424431393696571376212774785344169273141350376455360769903868338944107749355824881608226001376874520006824691682971433493255330548999235602931768534966407900461560668829377607651132629452564025911301 (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.