Factor Info

ID 194518
Size 655 digits / 2174 bits
Status composite
Value 1611948799976349353352923184515425570469956262323440794012907328754640736061511446741041108906932980567904408215085424567101560350091811371109964326271080800520185611983393394050729822119036558523350922469037915908052090553102530571334182660146949069394205568746713123898128703640048253656928740130948436098470346098207886512797608305346108521594355931444965517959730588677110655012831932429916036419533753661487830397729211604228774132093346099135831997618930147577831562967047513330245450183017985857903155242598410591730143964678495333407969600185214241611311245073024106365724641532927044870237397733142946581483664045282555309515788985660326206809831

Factorizations

Primary (ID: 160974) 30718891335858411431666321601027490961030200136992696252864498014331 (proven prime)
(ID: 194519) 52474185423961196896418417847656708844115384876532336136938785658249086769073151274135002019924151033835970999922106167837191754233441304963155854061708900295202913223435426630649380477447601629844069499224771511884047622596992213281344301682232524362554779647597166062496487926792547136241312822911297877355636452163915919465804793818877503656321407759998607831617976112688605083978458603397186867034935661202232094276282534926337160326249333989866632199814434226498109321248641284616669230635384896560511759847978457917538897392597307891389012960555346133614549078659149614819040730501 (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.