Factor Info

ID 157648
Size 837 digits / 2780 bits
Status composite
Value 414399705906384534013837988757264240553315859841550992565421995156316319059095713375900576601323620593686863733049246787698345156814953699386279244157633792844008847944558104955364980626441609578615891170709840613722436064576932105689735452669097332157403717837792789075457398882175256958758116720281234630230230610662042133454439149046808327449531822919383012012902737536452905091132883589871615428081389588198767883103898369438288258938923425634683594210037651353909402075082874347536199487466081197759546445517532453114028308454995454539277488972932363559535793284853143987606360390558149538119095280832993068106188913236771362219598612152615797808774720741916307737392200663744216530754663043633975495169706487031690063190923053002055900570742571364324689878929175704659718854511199026251824113826279290330076193660295402786202522769

Factorizations

Primary (ID: 157649) 643148822075086255006471 (proven prime)
(ID: 157650) 644329417520108978854278555582038596792586832740508795914083122555893732491836225331774902986403726028013430195375021169667075266515316199757575870250734754109343592646351965924091064735401868896180930321896547390097051322145666430538375108483287409339546471026326265030130690372179402043803531269274887361637008646011965623573243335950027344680722970884615452952309018945137678662752884865111526853558181533093150743428400652910063193447980455136949913585951788768067523188471184697388863616037605234000912766763375807608737315529638114436859657788216938780486612441800578110779188606325199166386119313810089076153722575289601390765442721268870037442194431476920734970494377391357647791644215729047725294292288011734617544909394503988659164201256828886350094027119268494192924272344036585543163635101111529942439 (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.