Factor Info

ID 157919
Size 882 digits / 2927 bits
Status composite
Value 127944496447909334263839509993572958112354165428875556572731511832471333725204044937012240711746935784950552940425428101941023766923113681009718294921405281641801625850790094576611065341274819277517085056641682738734118237289496385606605472045282711439784324578767708618601982918887371833647415195662438442076497655394704340458269994100097469711643045138425250478162975178463104676648173464581355790397710622060072670461788985024369615305415076067973347881992995761484340800554560433946228333394897619904612839174268842514653812503022806256124223645630429565087640961102751588916743176783283048826591954763349601820762759920920954155697383419458578297559849034540804118466302563643781768874935974868862793610016412719873527368785694442704982360302783018428650321486429162667517737304142156452243727605840947333003934007660020616656548396749228929730345329321101885577443161960425251

Factorizations

Primary (ID: 157920) 457104370712303192720126251 (proven prime)
(ID: 157921) 279902150680673078414818517516516470558221285141364272674426188212697516732405236782611217198515083770504848332196078416045945774929515419463886796739173723787877508434186301620480004114597894028018986474568303596401161242009762908436385151924597811504926213416135983114683230311826807490564763517658445632983376292353617560711621063966344084767676590056174875374087986430059606409209841632054030304000988205955344789079180199596132721325584457929199619174092584033208967798108274050390854249893272746682159364879621834001522173974274827558984935218737002919365554979442452704859542972478082284083115703812365473083526154403883813635045725637596495319778871493335984502256824183756765869461911413884739429680625768454538074823870432236223573894840982665434411335353291008438873999319595337563704422076516229469773426962539591572351577202009571740554049001 (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.