Factor Info

ID 8720
Size 315 digits / 1044 bits
Status composite
Value 180230815960789395294243264266787666712400369720521410398368895815536137256531712804249826567545627741686580017754085104625583346494334958727105106147292011870566917060493305595791690096397409586182678728771961786523348033286800627935167123324111731613511178522206804826786366570755163435523160439051211040861786673

Factorizations

Primary (ID: 8168) 354639323684545612988577649 (proven prime)
(ID: 8721) 508208774166020242646897091255339358731279713479455727022279770766567647442302519401623832410279217157687793102232947639652162478724407839166313774979213341305601469898530455796850507999277689712816591024183158745970395692842709255935469678165185774515070161189564732769312650488955037377 (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.