Factor Info

ID 131552
Size 616 digits / 2044 bits
Status composite
Value 1560543399636676532724689066059643335141572832485211309308296615886034468045590058228094043865674119547814851446040822345034946411348329461308140925179521057632695556233410209507632569452255661701638102257492816814812655297485741230809791837301249190624032807300998014010940220841053267289224003051322893503188604593188669905494603686190907437314724320581626447844362500331096245709078166072082706235245152573289726053847029221409611631539096259099312138580857604749078551561531357704698644443093834804755391299115368146377854881545952806924432930350267272973170483647448424706598950360309364720053580685093549042929

Factorizations

Primary (ID: 1184) 1478978975454355328412104109868761225273368881 (proven prime)
(ID: 131553) 1055149143791759377088801260277751284974832963383975452436796235536346342628194230110870000925930073923768498909979289840707660608263819438702652897697914647675860223689511352218167703788980262215291393972474289244188777862694248175053562712840891307366933011595504342049542294017310330845631918868045545077799842330455270732616217592132439910267865117371538858035088358710629890027048633779981139581831358895984965924671564280031423884541432107962959890893926417753722899579148529555779791124452952209669823818772377724794182361781297048068541562644186877711968503683009 (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.