Factor Info

ID 168833
Size 419 digits / 1390 bits
Status composite
Value 19995621090080917161395481419881432426654764723017165043323266514583186391774337546136299977921462112157559311282708714170952638445040017569108365663587928588016036374974112907496162544286082311176450774531796094719663544333509475433964423911992174810740645263154551920894141807566065793017002878704827389086262343304753123521931302130394339346620084791653081203661704158319278079748482050307905378053380104354689244063

Factorizations

Primary (ID: 131719) 251097226443098886970664441840231990201201851332912023687544574398706423 (proven prime)
(ID: 168834) 79632982702865985304040712966770731857009984030393413610813658791156027195053646751917692513498113101581389979115263613304362607864734443382338736826887196627780185040750374877645457258420667830677096456952754778227239089352493269299804092275729297503928736373770923414498268078907257552077541831995195346796607906486745519554488740163747752790681 (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.