Factor Info

ID 185905
Size 813 digits / 2700 bits
Status composite
Value 381575470525558011879958373439297745438462236898002245639884651508961743128419049186848618222644606020538284364647102025880781739455401503243798230529770855430527514169042468984872331638580028819939346393133000296239588586173510902155103923463541414700979335716048379575155820006271995534969248642109975465128604372268570166707590513105307131066496777015534689830487931962136585872574599481431580845437271417369850415017334259741664017411256070403618621510648817105666742407995447349399767273739668521913669870621256510501536772082387690822731555965348742301709888400112436829013756626453842725338998790765886428085241182755447624714594072152493506566959605066474374476926330168745693447361195774364314032180822290371775586176352104224139498118126417229682274518850609038959482047156817475015880947147221008473863

Factorizations

Primary (ID: 184187) 2541486128612642290385442922819822736680920557092839603464182071128949533469113808554736109183 (proven prime)
(ID: 185906) 150138718535463390686213782496553275406498715249819678128880275937102489178138927686634000972832353156660091091199709441923547410245092529390777931936598716596836360226295998855174201741024561959948710373017568648893684285704193063728826022310881655480167897206056880025089037510178982985246598154746433031907259810436279420461933601873992229440106225280333061349208692259186278379388074519895675386234624223697094622745356638264591490141881058163903424023750100630384577748424091888698152207339622658802157294678831411913344746232596251308971553087899967426101329209111209536124275778356433210929789474563096817289734417047916320722272332211956091728818649858756450331433793089059754989529161679622938155950374160003961 (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.