Factor Info

ID 193092
Size 646 digits / 2145 bits
Status composite
Value 4073137949046806679662289613959270601146116438243273827910702645307375083986724564288681133475784776816758018230336983750226671097957030632689927826779620671635299711280605718812044976075277820015013802829839818785056470366025218993747592011186327721616996143119014017666043057754282009790042118586982575804757262620938109481629474634872493720730525681131337526866380641149747131947386368494847661844996151825741978622340929601506345638116407929901073496385616637767124496769240779240213347152083138095726778953743830111489355254200469203594652802833174047833853228521721450844617071498714376392366215523141051720542060061818191867271231127063613

Factorizations

Primary (ID: 160899) 728894223505535436867383800009 (proven prime)
(ID: 193093) 5588105678019375980791188714373654222963143208101272735761009998958078013343509310177306068022265836364866080300807342789450123216558537071613162583136125891980033070044847290194874847051994166547007611834111545510679458428264049838049214049178401610184498781243735543830709876366939501751592223043598013737443930527183587928625013657282356305739014889323827614202613804095216171851290822601795733370102560427913206185387688946458528293782098209495509164801167041939802775371770509536497279374975764879996057680299321085311692721642348162966147669832740747779526600570504282483889748951148014954335552902329314495957 (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.