Factor Info

ID 153337
Size 817 digits / 2714 bits
Status composite
Value 5356316400433761383986793888951589875472335450115988143303003399214790958048963191185697156795868296709214174054840095143067983805474871435422415805412110009608354445732734658694239804121184135692345436472444057607841947102492114733943774187016742555716638750782366484370292093588661368348234470815454230682729143245900796042264239271426057639344163642908147938605359346169817115274483197671400998874932577851981988966984854453086547561333515133421956064170803904212295364549386602390484903235886019520067314945867281251099783896986415132296887283450012652959696778863828170715409581207290794174196828657690418986103530034522068608551284107364307717230621588441372132085547166882622026802716898036431728333113235971734965058759940291583057373990502982230809442478898127290841876159006915567715484571573426721714536179

Factorizations

Primary (ID: 153338) 12554360183299057380161381 (proven prime)
(ID: 153339) 426649890733517167038721783722102538496971276252802579459528982721351389745011932461030030300899479384772170733782479927429400898469243342927599812220384781368530153244596559000276174677023752738780953090253044808793403963650931342647844047447355693031304927080825849347015205546571463518751004124067333616255608723958446423095358205223770763796230048153735623700563851500911058147668804548083036754157608631600761989077164612686911591046502532095779291477748628738108156403720468239283222527827322972705452839123221434235622576376222401365731575394780705797761806014341082256516926690193238974473718806963461696779706627679936837066345054617120968124629809126433857146360230852913409464469615019953759059905382525426086122190846900516277439947311677351677405245157688500766165154817501008759 (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.