Factor Info

ID 157383
Size 552 digits / 1834 bits
Status composite
Value 670497718716403003846314079894964874108492640990175020568163038769320279591471238033911851698872504352004313063749097531415671408054461787101506475867532419060699672182162875875506254063024955736914703527337804683141255903821657301154614408003209285410805549647266928507053824756134783914759415362691414499303847769193406572396630274238067758354458857660256154367300619647063082904342686827529287064263020674549436544725527833950701175218415216369224634854146051090453739086218151490793679264728156343288025009751856802427640643894594326602395244067671

Factorizations

Primary (ID: 191462) 124565761879524308428833638845932021871 (proven prime)
(ID: 191463) 5382680670832208132533031281350579195079976814397133527493451940397625938835898539553309505106636669766167833422781852101832964052436951043302039081814927563574307627561735288995991534041007709014602807106265066045395090680325527333245223064749781733938629945906953574330319312780199735405685390591822612438985298593806517745792097910389287435959946983299068457693600834772176124650963739201096315080286789593954369453078008463058003855684591167646382058189274486950475452646086536327670292581339108670931649019801 (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.