Factor Info

ID 154461
Size 1340 digits / 4452 bits
Status composite
Value 78612526659524155402759714287717165043906772051612263065473211327518441268877440134853435223569350649182770979695335299710722885424861255070983338141973461787931255434535866934221458409979170899050434059431167167746141341222115685360308047226402892778175339907402964621847816168296321740704351511906996646442625025216589796354136312054353677942297676200187296493468335806588059927371017516772602541703962796614212883122486570159702446685021545173031246847290304964742224070480032570935175181130156386366173770577851748493941764482004408823514321829398080208516468574361724851652423700052162547623030145729631374664342923818576005680442596152060963683269514179735358381148633404031213682129137699526759361138210003605736019205999424457675976641039849788750852026569977159897887796092856812549473588985531068634323464455172764442582824957684681574961702595200200071556067786279275756701788502617987604412255383517901279487291581048984766398883964123013315061265737406639771429919946710563754388831368882528654655105871964293713687596502098259762120423698306696639141987344508419761382878879660769940888669041285364736710500076047976408516663051199448484660721407580551896026156509577514953955712506512613212454349625842162394881739834421035672313445994648782487835883229655759685378619079000394781970102615881706318324857008729978455433699459

Factorizations

Primary (ID: 153114) 51440037759584306527513487 (proven prime)
(ID: 154462) 1528236177176543215780674914133456704503890979161073111268813714189859255842680057213038604473901286518446147996215353237412636752930534289115521291950339300673804117369326906407918699796860355432210949949236719228048813599482191757488191419456839462219726300792939013814539140840063384484343102821448743778475742424705293786944866408272626126631688566400707769107285182169565910989582630875533150491543931290619051563587070690702189941551559489966904064219008659266400257507196861489351093702439123174704813692761862004630345107895984733185245263464453717612389935339021192538255896903749937132176562735210201877362597125605086313771864225747838539241292266863787729470163800692248262309116395647416229107717616277042990043552607211965133817248053003775674168824333271160162997877312897407464243625110138496894777860056746285725088725114704028364998960722484566344282748899508644796286118886447667397344910826955176462509724140261061799555263260163046981034019821970998214051771662756946444224130107423333040940971977638914402378993197073666612040687625998239748394184330285869290669313599271876082480126544393252349223274035479432396588050450875070613476899463907389277652769703209525433359533475390985354443782931845289067206925980408677830578698336760547156218109685144603242638187502404319092983296211126686157 (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.