Factor Info

ID 155874
Size 814 digits / 2701 bits
Status composite
Value 1028060954421812352713901530173834987518083583263352981297779509437316071869378955599655896754260210919190936745896183304928412433121771043152217775981000401945721309977936346972254550964588998914158500329737579475999799403735441291578034664060575772073068888100656573217041484205207876053520219824593822058642277519479630621634153625351898898620719407135713411921718719862286717923820104672828014791878214843095077109100347047390586745774810440701940517982870242155764951011107316115185682764915840190031944981750133737080639832692090006429726023821351039460536825461990974816189514331298595569133921529103574994632874813890720708088542146147522439780278963868686406949241655226668848861305582941463902553798347326569662276258644540403346996070846807651046714780351190746002708591616132136588044003892486463606523

Factorizations

Primary (ID: 155875) 19518528061906543405896583 (proven prime)
(ID: 155876) 52671028837888339721516723474834469689380491795504516788439114236727791050529394808900510105332856318407458751295522353200935198746931231562803496011076242443180781846907884581582236844268777761091125197551069614580717577755950502001646789493906817555785252893722587578749978217476031755643526944067203971984402065193965152029836422108347807806921577357511597249593240501923830311386005192001120428324927758143739366467428026539079372671665368686861537742306635594305120328701472949785517258879213526814713830428924696548145780672107700528393042741404749662827815721900995357848552134390182257810465110985375718851549169792497372686224606245882411611438733022148314481788361542584090396492275462147377117229182318525199847238640774567364057242264449448337856521964883006781159031692275181 (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.