Factor Info

ID 144829
Size 642 digits / 2131 bits
Status composite
Value 175640442410821635728202032691709577726329285908495356697076552300593147434654203268310876588399581754433203195260763002301253581473919018499451316375278797518795383895147414984361455159698656399386914473854693035534437642932963266903441107349940401639296695780921760392470652205263914348167341771890164055907191452801809788845841283564687601135456074013914443379619888640097413064851636507901804230393584474749305799578650312191870412442974774755239774987953743983520693752556191284233790124130796512307253962502981311317606647335455709452926639641600244672112337574747114994910790253394107992719519587048224291901681254651505693190755472487

Factorizations

Primary (ID: 143171) 1601962887901860955459 (proven prime)
(ID: 144830) 109640768670280004644055224461862939393297484225771503651945267035162395196206408361964264014126167141748301578368655835872195123329773393159501792177594970988292771321194977682030132330868898687939006406883725289390651556789672979480554492628175489939758745734242153896187972548938151478735172997413383407321283690563512975995577960545955600454904890009141556494126309466695050400245958766053375797736049751076839798214459170331516864222366063969174301788339179076986887353165688748626658103695852075523137703337166084375288745160166741499404973521831788211543333252267854601702053677920819382320274918054761990224097293 (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.