Factor Info

ID 158393
Size 930 digits / 3089 bits
Status composite
Value 427607249823626688177584554348540684677741614200639480601871770362364715853260447085798121044394187767495139096386625399361103707145216223453799924596789046294447527529655756942906543549951390501677461703954652133952551396274537196563873097728898926157167705786288693312832443464465403166116886010267508528688434471357352048089824957335060213376270779703928942393087580778088177596026509690907183801124419313136095365221936309331770445111438051938933294143360662170502822358896569091127022667919953167506550383032079088858531005792651646156260278631726137570093642089991295306383479037309888222382257573626697228877237275582186207609801910572067944386279507095483392180175256578801268049933662829557519149304584256663532770318694553150250918454092451107738381894150655810705583134480598028075619726975815967131218135140604017712345938814310104254675460664851577064322428722437480901705983039143676604337971620290398434569045143201

Factorizations

Primary (ID: 3007) 5519485418336288303251 (proven prime)
(ID: 158394) 77472303559870308668055142446423396464226111491130387265335099557807842965304141181426296313358352281122504851998290556043930053789066041273369615073233271288640791300207864951104331096167262837158573679042492050913881603834332812814421451273032957646875783181318786222695114649020070593927060915806470093016659995728808955800925514185248984106561266241896245551838910036716943524480153748002339792644978817387566159033891863657380483159939990270621002292911950763185163637804283423696697494589718588327784430170543389125841708474796679659615311648203636976895382168197619495423604013285675767910707723894031828590716121250567168843897594864548438403661473641457202266947152879916549359794182953103245800698594258216737913440411374818349573420503506206015962602192203001231463076620944421258095281566655083813662609072111552529461510991599857784894624025698705200001423779643610156570111997731634045382627451 (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.