Factor Info

ID 163318
Size 949 digits / 3151 bits
Status composite
Value 1802950249572273750656774623447449732683190695795394153469530525396190828660992024901457998582902391007518699177689696028184625126545574635390085735961716415439041238373802398451978906048223410635461854307804271106860028947217645055614361473430712644730404878252927187653059330975635905562233759625308327206928679427834453315915935985690118290773948230851133600624355296919481723606702976500597691084728811924130817860214324871462145949738200913808660628486838318678561011265301456947788070385930301505612344245832857628645438005923571817012769951007168719467206575916141378643076945251193148281028430646363820391457780776600917390557490057872294756863106975690187595404650186751629547891340955908526014108431792669960368519128509407821321772852394712726898745703761307678201295985600139288960125853967686645786785096974491612462121814753068234182840344692271918924077715969707363930364458031229855023618546595398701037327065916370183107916961275699

Factorizations

Primary (ID: 161181) 828007293659316381424892989 (proven prime)
(ID: 163319) 2177456966114718391797537783018056850000273227465375168087231840760139645204896903503232311238274176642187126804448981518420461699267140073502632857025152157520083724567257300673059204819103526302328016297149872973253975410269004098828164290474990512259475038147630209388937526019609312230937178335421638928039881849865704324878782394732727142059460332445949888405104931858348678795928725720534724047317253494361137165367613181225415217269989141471507948892687563422860357394653931358684353317739870727494333301321412637040323691088293813954895775889889073421231665570948690969862239049586989435461145822394114474278085403141822447649526110883238699180711382092245147728087218071449518840387221545182202806893748277617496604561288245961965437443939277412780150362714469808424995995406555421338818061706764874301706674540361441862764406503197469853830897909655152403194850381399059338019583583211375342909096861147127353391 (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.