Factor Info

ID 155081
Size 250 digits / 830 bits
Status composite
Value 3960666116868950001805042089709548851168962675637992981083274447470853851811364626641767931471197958964332900713526826423294426829104497559229398428604857074057980393618930305064760014660280611718909726990961365437578935046049253627050430642024583791

Factorizations

Primary (ID: 155241) 1334574386438395108609084044317 (proven prime)
(ID: 189021) 2967737248006727823294151290120566611212307317409942847233218795996792329964652781458278862447206549176511021954863342490916846894110159682511818016473415665499515093489472656827495753588059130913856007859150237520118523 (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.