Factor Info

ID 172437
Size 529 digits / 1755 bits
Status composite
Value 1656597534845981443257431997704565841842100114042411881904105735546470943883953114360755397072137240748908253759328643487360410143066083491343933729250045579249380062240425687433895510308867558624939079333131877101095231046978575792003665909583323705802597717466318021933942033696781068544308000969352651146796191409218628606103169748742439851517255834784740109559424875357417879312920578723790381184624713682927559741259139384217677894640210147593080965769880131657406252722185638981399721870857192726546607886800640471327234697

Factorizations

Primary (ID: 171415) 283162745757740538620032064126776401913969 (proven prime)
(ID: 172438) 5850337163573350052891213138919369489141715526379040385430982953838207833569746455703282991139222255469734236576557251764764083463472265992142499489234583454806621548097682090876671915545809364239080424106220067992208604100706488684122518309744999805536303836514484844080992746181665611428686655754424250415387343434741229152969789872143785048172972418802459462873815924523178640919490921565869387762522684747619065720457642568802723984227158082859854497496772707404876782020697393749913 (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.