Factor Info

ID 172238
Size 540 digits / 1793 bits
Status composite
Value 432378848565830302123343411529473700549117380810299703705801038050177274983727542029765364253812582796169101059907491192821621289899981694756263222348106624439369883416628625843667860369218858576238232601576585453726765661472361709132154980640312945860890540080063848026586589785805314673703779678587487182884403526053080064164008684948537996428329927499061901561282351573419500508468857135809699978952654450245086051268765554629293556125268744825260933065681778610394327767316673036378713558618274174270717487571652947089011928822742185437

Factorizations

Primary (ID: 171594) 72331086851419812507799456936836696576115434897729685067763050432928957216634828751541379810733521418703824235836518446032337230835493060278215840116267516892861478961331632470413776713276892038762169515155918015834237288369277947765437990289946553 (proven prime)
(ID: 172239) 5977773422014368427120852113587094153169559284950929046111148445026655592948967995290066673109446714265766940235863431464944735335990793211183434292233866641883544288253503580227721853766674189840617834701902861525360717162296770581143866902225293056294679241509521179408409563669281336981829 (proven prime)

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.