Factor Info

ID 143975
Size 540 digits / 1794 bits
Status composite
Value 870032384496953043956634482197393517054824268137459510749830190466052118795386398211106668568394544480063320892519122169512569939110583866508335183900314365892173674193233922369688563243623106839066554329813809436450390678571453290101466453915314959353549964852512243009365125697359081333874641550805385362508175229800771341560066234262273205872088229939973744119954057670602770023751711213874951301684027768015939912343871929830303659704766365155242630258277116673331091071576341816259227737761643249418125002927264530093358689871360524249

Factorizations

Primary (ID: 143151) 87158329476077118485754807583501 (proven prime)
(ID: 179775) 9982205828483164896388302204971598804732365881946931974495204437749933632339645723369567181285774314220425634010965674882528365307802608288861188413892526723759605612310282124700800001624607532149671145750208287516197782129554993272617395269467365297866873345661363617269298938165023535978856631887847110171863967515958764976834324048250572113342042670273135461201789601617616678439217371626318066212438570075314612604407682695739575243676659727274101228238156073485199839330242234955893680948157059733482749 (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.