Factor Info

ID 146811
Size 1164 digits / 3867 bits
Status composite
Value 642156006343246735669204593956914551890639357953966513141358129453970982798156472859456822925915848148692482369598138991770936159447037797090968905159401808862778341810686223572420791361432631220179686768411427971111546609747889532907772606725887346917578941510247861521750888118342199372549716599106318525292831543671541221877253697434083997573923574907906068385284328938395032944008532895316084216686508978014882719150660599697886557354467839927464926252280894130513335676298274801578165297957905343999678960600639006943472749110568566420012845228753632216026841535904552959974830969663688115935552154163330379024677706609929685500636748256023100044511455947079634361825617435028557010406826587352387935948116684830877680422457403156678024409824997107298716037247570151387255244859672881691597591332346334861181764511919655462183789496976400667793496354408292381177343758413952921307620192198192419781631182547613063114777462602816392673137515913013674635178965166870275961340698394630963621183649080449746757368445290743782011004950110652552774387939562108509169185134164320608171037474826832181914965377980308275490094064592193497008820642710381867732162979177

Factorizations

Primary (ID: 4888) 462734945368154372497 (proven prime)
(ID: 146812) 1387740460864359438233022921453180000874207059004227359360570774049192957135144111314298996371098325405819303820097745852571077288942482102122331500437904864497417621459852412630990177997123008343099156603651064847597483893581417137256062765217309099446020598597345998412565650738070223127970178899515965415606770910841143987282177701851735699963295971428364404361522320004657554641857015464377182746813085851852438485737742162398854937240448810876769156643862539647979738996957557889610898915288650305737095234218655156753234873551311776708094773658338728836301528404567164764073274986949348537719555368648985299594918246301422102978457792538799629069703974877683827438589656581067918242329938441777528311977546411281154554306568885508029758592171300738904637247536731833375922101117727167646366028406714192010568435566595175287418515764373739652494539664513382040488735283302611035538290510235672195385475652526054402982632510992791684231747051034658879146211641561558247880952532012692718159436731079778382044865225822075082523846771792146049109542074327685152847180092619293077675020395746530810261638484346060768967003139992630479001764441 (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.