Factor Info

ID 157554
Size 723 digits / 2400 bits
Status composite
Value 228282330657800695632598662864534653159401726443869803412722567031961588106482321992501898488904959255089760549259170692377646192461912670866423842088202363624501392836190367084615199865863880614252539706732372873394761036193080720842366206488813582686887907335817875813530713687470129058589653792290347025315602714163273366822951092484707944591971991093634582290614593419748954418550518478720953922861351904492531077473282260108377839906751626849721159639707901486573489838504359286808291760669827923406937237451519626981748127203058071265192851029393250017267445298620849508918692320680503123561380618229384996351596234807364120042868166410031843937676636395403313705330376574679907626247323807204187445153530454932512853

Factorizations

Primary (ID: 157271) 3901904004579951728041 (proven prime)
(ID: 157555) 58505368248385642810210037142722785119630240156445408215386793086611353632546403177051730826552317068890338343358095318179426337782697189127280343748816310339121013805118563958223117753412572817700281991942964740491459050214072340122421515590683026765379403507167327040309012799974545714789355469798049083499084659412713455303856826477800800694459405056524147505336382128222327310310956209692391815181922071250251771562522741098776450968053127182993003547105501433298924321390056890623505202912067016358491023999885606224623783975277071358627568397039304530071821892061303759531590215368288556550007403674066055613673107042802991753485743620634987369523067211969318827388092267905652892871397685987533 (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.