Factor Info

ID 132492
Size 263 digits / 872 bits
Status composite
Value 17728013049187402719427976433499064721000578543635936712501487045805176192446985246964867003598030504835452797091665602205711635425499185821120782262247605207507889740626974157322995130295896466536024698680655538544453909256252167539255454904809982796546568827171

Factorizations

Primary (ID: 131758) 5124240195826801224421 (proven prime)
(ID: 132493) 3459637404121913976291911110451542728582251645496046419930987219441141443427935814432836587346656057903435272677952256797646212190142089377904059530259648690262603527988707910354826192247375294283849172227037620476385942959246071911271547751 (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.