Factor Info

ID 197669
Size 620 digits / 2057 bits
Status composite
Value 15890160175165362779709939786961000221883778686661717872985535512208158026525169542786244667336835935799872075597014066419221380782375595700171082944798336603160205933246734311583163599298744219114834545780233777330857534387358242063876769415829813971442269332657528569132411494814068475587977396597030663599854461911438965690092848585783343008542766724659455523334237529482268537864339804283129924506867941718846214866066124366369308251566143075737977606246099613542866700059186781202181535359608053235853027765539198921540752494534630163515349579579401277191190180790544220650821080764229612199010957656337874198671489

Factorizations

Primary (ID: 7567) 22452257707354557235348829785471057921 (proven prime)
(ID: 197670) 707731061271415666245232154350797012319918946126397328049598664467724489083287213364672621318077665753808820525528269168871333942861336207306322523022605060897393765177290711030426859595241709112678800841056553334404282521623785045547650503262536245473614549865292246768334388856238774753986665463474702344451086539189941429051991979700544776344405402783729236055248363225985356851258820925604360520387069512766904117931212303299924825621017450310234373132377078212057132812051433441539239595171950662349778390152849810306372737701197625177162394099794648187605628701567130019246209 (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.