Factor Info

ID 128623
Size 627 digits / 2083 bits
Status composite
Value 564564623254684678789349911578652382029382781207559179916593565088108770017624038422007834667289282883962989459408103581285076503234695197832459544842511821248832614005801667515820705057526234251472924742223346795471392236970582668454325960416450753432006259407113362558009972975491427079594220660636519693767401317402916377782650700085726008295238999605996305920375852993331710059801452524055042273536959210673738742493624262953262129597103827099463278536561548459705164776996461298703047490173018808034484740857619576442665620423458751031355466729185436998276812559830356075927678675069973023884834627220225699769123638776151

Factorizations

Primary (ID: 115345) 280905227522478248042131882129217154075019125378080937142356593712155221 (proven prime)
(ID: 128624) 2009804617144434565885590037140259422859493378666482324746885417173847682248484061223971737364110200005979068611052840096200119623065283796854116806561507479047340773331472409252173717872729434595757121718569954100467561864324905823480223216893537533129467581798519462550577701323017867802267509519808307012986692922278775401968288453311159227554726853144127807723239405779073381867800803772054579183696128903994188146485390545313146765093584548315934364078697912081911287867781259994966470516321539526967313676901032368525890201457169124822220971077038331 (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.