Factor Info

ID 155920
Size 684 digits / 2271 bits
Status composite
Value 408030216186578579434807478396703310415483618684178886131395055523512416337976563652923184565001000750872514038665591031452941529642640473169265270882768656330821238489611254330289989936867994424037968104508554506177642276803567407551986375884919041830882099775935466464540151351699094856751686798982994494261636498789785212444240563501027853018438050612716762449361461375514372165611748465902577482019535382555392869760598311297897288032189500463047708714935481211562270642857210098926700590810881084390979132175282477887696929584000493091094730414750419760154787646849778313069275907505806830917746855622959811614954802777873083243813022589947585613148993898328064606018539637308141

Factorizations

Primary (ID: 155126) 24324654055543532347208267 (proven prime)
(ID: 155921) 16774348167701461627316368844993011549611145733015049599535506559128231228327462456685767105275862649516309993523970162767706004807733349640066766125255768212921171989796077324491471138848013717345230261395273422731343619422737465513019085545366082102688121962982216755875570163879599019790421284452536273340628324853240902403544890452873543839998949441799415002072917424387823661838315066616329104819247153388122273134342138678507475186223807523822089736586263185194025653849299704259287439942100857314932880011878276729595290264176964779202396447299643230525664520025575633456763572904793520717536841726680879441309084896633020619495947249177291131775354023 (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.