Factor Info

ID 130666
Size 647 digits / 2147 bits
Status composite
Value 19065834547568613782395327624272043344949420902342458580916977490527897843318386898182742358477593525482174135718981087480210232467023394961654908613255133637151344230514967305324405691969165217178603943852084629806303345516090578607005490492745097806569266516552399820542483487223270514571431323425289619184403484184545968413705516553813417099720560580760117935074067264880116994699371825463196296073088885653478206757405579584754229545988311997954667198003373643534643952385471134558856924522593123136455228299810041378243793697861382767715618046318743519528749176397496481845408593439509396517492395458027208446036179538667714594481033149015341

Factorizations

Primary (ID: 248) 516975898656776821074144595127483817001 (proven prime)
(ID: 130667) 36879542348310762441390433277079080607827535941279391347202185132564577999548321640217834808655261824019370473077667556306582214381721274458408363437388143404951712270726568999369412088554679201810640013035722601911062003110787186721873711589649413351230694865291032063265558598888033436717127362083366249435173295722027799512644914253033136946435681969871703294250458122041417623951308584671130342324586058942356727155901994997227828060889707821975000276407637014392671205555060076519346042465773337982797717708841177417796767051050355795289257196969922717477087559765596934222141271853693283155288661418341 (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.