Factor Info

ID 8972
Size 345 digits / 1145 bits
Status composite
Value 339155906565551607614454608227458733463714407819095301861158559388405742610789844521810247193424266381125428710778857256010014842927767473633458001910073314141508551230916323179619578158310836345476281824129110964488755044218291288446830172694933078412499180907150578344775162608770889033641998525867670325001872625098157335675290118566368585751

Factorizations

Primary (ID: 5688) 256582225885581001782477601 (proven prime)
(ID: 19132) 1321821515091201606433789227723264539248076463268011771417633270325239447458336790925761102478927029911544073596410428219035628443820979015505466375585233726751087978606579998726166756328492026933405883334492711953685252414540025189730692732901801200943885154020811248809210268242589725854337419018171909162386977668151 (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.