Factor Info

ID 178990
Size 645 digits / 2143 bits
Status composite
Value 785965381070980221581712558316843633023797593881118144759778459116483872475947915930470392609781500286478644871909963358025509581624887528816270653997418896048200927549652991176939725264727167286923417483694402534407040148390279396138834025281059844970580981112842721224207957231074327558570467794422547420271338683141357462529071723397973329961766579317432740505054307306380259042570276399711273083720602791152303808439131642417708797722536656248703750614878493148720432925037716170838666761802832719149200080818666756610200108164262780307908085922354064607944624483967125768476110671262967800526461578568338052917358194893534851001053750346969

Factorizations

Primary (ID: 16687) 1476227273305643921846650230577763857080191997906995442200755205808187780477708230044943809 (proven prime)
(ID: 178991) 532414889823168066213207866053041804191133102317831172231149869575662821832464567520250595001415884109628986000222583569635876624712808041926682495247105443039332659724725772788245061251037111366694863675002238963739548042842830969090872865723310247237104969751510280200632609258342279627128656574492285007733408005348238161875248798476237457599895051306112593467487555508027437850488956083531595246618230726554025045683233337348497592485228506260932244976932656182100725835444578833515997724288557408725509748546868818035996230515632893263365451902121241 (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.