Factor Info

ID 181288
Size 640 digits / 2124 bits
Status composite
Value 1407983566637295644220022978849149941575006007395156237062995863468127276499598634811869571096953101891962399695922914469769363732093929265284766386611422016508425999900151950459435470324484033719857433474299347513484725566976371812867803819244072220644552984027848528902862823229234552575711458261776903949671519744096136478771513698916299196547826138177475141621055261331053619083705224163799525528041319736656078236466629791917779027121149155922027207719106058935021526592562208186532190860736552492235774166622682323034761803128518512557420281885436269057887428344067276932772074446407658006644080537084627777255073633582983609608815581

Factorizations

Primary (ID: 181289) 358896615414655419578567714943248492281077853504516646998426125330266027275518037150096381035794860915810024402612300356472723844392195430881134272892617072265420403973203276928883006759666336203840782605119257315669234488277226875852850230914199390537804852468529091949861100976770602424970062522581 (composite)
(ID: 179912) 3923089564415549850875558412601213893160190990669988890143041296752817460476415754421969850095130393419501715510446765051171249360555902764234944721707625595573800262200853953072225959993878669061538630785758165560046019579193344564894493384418955876804079795322414574786820241175669325874293750807414217111897306957059048611942381939553001 (proven prime)

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.