Factor Info

ID 144749
Size 837 digits / 2779 bits
Status composite
Value 206351731317542481603948280865315941766478224653930287134546121136685451571035017121011457713638661431705660348245637473983082510405819337670146101626670233324801587574414097946946381938855475361750220625244617213000047225653526254956832335116921674524905445706014408126487453615084494244731287508321793871175877452035079812320203305505391683947081035619326995102513778994753960397908621817177611206305216584887038884461054678529141265147951996245225898035186600568301887880150582215128480566555125386378661584416973460326892967176461443789444415132231863322625553118900382098105060123978390392502133219961808765021974799448362779329284214651384459994893764345798466982767405717458247314276474944909883603214562374048908728894191033152593261501062582882674306174449864159809254729577986512523460273022504751165065205822112137373853202051

Factorizations

Primary (ID: 179156) 1025470552062336863539627827777151 (proven prime)
(ID: 180608) 201226384221902707499819861798873839274189695727754060639684351661188270007336894139632874400686112148760060992087605018585037039947533061861925339404220441925142268508879577217762565030214961849327613460645109533237681760391906735582048402779633773532608983890178159430315015319044810398874129200844759805014932444727505519901182005519264050542677783275084286836240812305244289988082984306499120363526391134872376527727737642082596553794340003499000160404205943075237031372168709840719041995629833851487156368246390466749516428320687882587154461154423113172161816541804413400861490418818214325955643717050368710485103624891335177010865530093578256206296457224951854456121686335418369783914337983661419887324554735669969124504650341258953153362624188268060145159868282393709821847054352644943080702139901 (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.