Factor Info

ID 123478
Size 738 digits / 2450 bits
Status composite
Value 203746778433522526280950807439781222581335601951041327093515614160706185921274984004373359759812665515899289046527824008723801248639467939707150241786770356683135887989770631348315705304308527252824549376114053185408472249618690759527300329422661468575039950546440472948411668114029971391029190311441257466511111389209921453833117184838287149372926872771773645570983618221532138113965158651139995189419082399477535185430047145344825177286940713311135210286123363087941105725391085389528064573182272256423611160474492268198292412691167406437598977969924398735449194395026629102651903504074787663112943149384713593762346534978990569811660522320995284198216939875750811359516135070355764127747651819876315993744394348076608900309942117993943

Factorizations

Primary (ID: 48139) 168533400241980286563052404726473301433809146623889 (proven prime)
(ID: 123479) 1208940056635556304796118092777482631507143399513382889321697540898942899451134674315189327591527949247788963149882043168874830815354389380453438668086616829608796340126159002655885867311299136206586838631945583088895133739925262377355054458309234661590871036856442710315416423661247129911312289047469993679821803137811705648081319182737804376343522984368313502380705784922854923808513137002938445814079369556371064515683130304362086986036896622251376303444081825124084431337609442523293845955637732325057640042668964346072301884898211788352168089258635652033640639464163175348097381872834139351750538484634502951007241906702412368696207844139028888906144017369475832724159469823809440487 (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.