Factor Info

ID 154296
Size 1257 digits / 4175 bits
Status composite
Value 455725189438355885335125760011188573521522063522243095853982403446180189275375637727483750874927816904670417877548151115772008661014157493067760318214526437599210387056562540431250105943775794207237973686418165091608672277776344311444125654197322021634374800875666629600550384798880301900758416884292505087804060617975418576885029009658675492120851735099679383325502898552159361394257650449484550379952033767258146097675181959539373710985195113586197843920745953028481079127480182217560407463917014726843690413750489957390904198505368162597255775201464449695620415855249456966214825364118447629177224615350317165461142142096290262004152246957443866457333320562542518746963434894214007508620579212311367613289957386141441053073023963169209930440480784837878467681116666044272292360578613214116376780340995737184149766032552137024621831955112262559508304964032572862107983586490411499034242783802248717359121638276100727672260500217111519505236252970915518586729690730191297581377409181736467001786365214747388415259200439187396302882058944807480985455608366023477762437063397273920935469705916366826348562405596579723699495476322109668079328650911810245869852396032927309663947336662340447217778249989135421036712195066305075423767123633405607233975145181839

Factorizations

Primary (ID: 152123) 242087349218186440393375692328699403 (proven prime)
(ID: 188444) 1882482463086593333761144646087180055415825606047484335153499531709663788543894075949448202544801432397899846809888497047248419102875528883503317108521290112011469687054073418801839440634630574505264319322549404061488094777040458501035636076100086309721764977615632303578281244044705302868370060105529995849910566125480503120401888585382310151473188877690912746425493131822082001391799039159308437226925752150700679895390457240823100341591133453559776916344373229551106059777624836875452066920830087217363599459131982482377933614782771602601871130768375847390129288043850768998729822988608526408483628999888385691752583944339825781621561166501241632744186411816721498153970559499883149507616365173577769924860571584444699326704824799769245707816540846228775497862821192920891402944277773775946598721856021716379906583196959231858508232667704343122493106093750811998418415204823154410190624922273226340422965141506976130000559248695908647227971311949230412803755592946169559993825789212179803341011298439810011059925013509215338120408842185311811519505629616540595196295034203959297523222270497254024051922152504406289018682063765122751507408021415958906651029124249656355414707167116123092959694642749943757477963278003213 (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.