Factor Info

ID 154173
Size 1101 digits / 3655 bits
Status composite
Value 164378304120651185208851264707699791256937855567979776036315824322125028938248716810697254633370023816694826014628416072299091621119857460580399424289286665337921596694348440029950103664634259053713095118737831148753995352608088815852215967696315100166904763972279440387768430286817163375737597629397580475570525593360860182030654553269369653417069508624325939545854622947535528211509649331582891424840549646950565603965649223575190785638785500760691609274832204592828878663862543107721451772220371603218033450476699811246251413247303595834283680558777964906721636844327057923184339398750450216239377888693590104907176626457099901465099809480200072896318989489866660050538675783974868758169202285236083608424074974724523646622139975792701548344057393718854753065630691738747051505445397705420469713413031881489114817071784269087518527266007013843553792470431453269845876701851486571190509680920044323951276782266397536621410746816627347163766383098721077889814384811253996670822487908853722715199708604952662171627621120629400740104015623763629844077408872673530522830024896198649617640628038039763369

Factorizations

Primary (ID: 152141) 80489293617655689493 (proven prime)
(ID: 154174) 2042238125501378024197650175039581156247119948490971835914249739090950225096802633015897799825348475046830373830992602450892591412516845419387352256905683808841155966842917132026952653927084499707476674004868812291124975565648203522162843892019683281548561327031633253106719850518248803506060607600807725862955625312247120905033861751854940489571269669615564840357270987981182089326431402987768662140726672637587551178276760269260084791037728412009292217025149404197669248912560266954644509281914973013742367923062380327538353653967399046367246481230064508712830412790872487540152535444602357406858916245505233396880537024557555626807258892705900489207928741015248178119220571377557146491704457422588628704859338733702843948161755874981655926443771766566979425340167532766388667204331584422138336100927609385796182916001817401189853878987388019691986367881871589169154838001739238747562881923949198011222293816650958750561174585286309546945610853689587680737955579634340782153065542364412569538764137244583450257454106004940514669678740637129539143141004566401656996149139268305733 (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.