Factor Info

ID 128488
Size 558 digits / 1853 bits
Status composite
Value 397857333479673721583117721989065977555221975278030842104478819688510872408186915784363762609869678673202438204138839744581452794999390969510850309271430493340543531361813897371870398634418834358244411805571696174252019920573372723505547664336181569543258446546460012172707817772856557530737417537403363489008763320462447822506846868582099771660252769761448829000285158811294440113857892305189330888446563077819162298656313517122536521998491225433656141015830155691252287380050207490962413778461494372734401028450425857820096128604036786788613378141650903091

Factorizations

Primary (ID: 115291) 1313049556672424799561001360179601 (proven prime)
(ID: 128490) 303002526795665972744188709451260647282186379082150694260379544015987357589856645838168264273640218275260932967063085611921328916116730565633255447521615117615454221393109180754140619672569784646573318905983113446698783869436297450063358224792501124296834652544735261717774871785958436093861264851691523695595497673231144972832599608200258679149560425946924561510981025362584044738103399935215620450863073344049237948806776699375494231669533271422089022763980223351109788853134973684078323871784324532263792476592980510319491 (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.