Factor Info

ID 166777
Size 1082 digits / 3593 bits
Status composite
Value 21234816038956947911845736123305916008970195924001670536747410095551109558926151417133837826804486776500614194167011030527282251336006604014835661969963925822384711816213293522863210479796454968934293753607516914180303571236265838830082847042750163817728651876783380752563765433923189982978691467246590904384523692179411442175624944048770214901925873657173253318373406127339061024461628373370602620005259404283249343930138128543605051949323973348730448296962067525710328516486943328615717161489459813509905462320265673304277665293452248497131311724996189128708476327174698632131801784699155743442408730092530844402229127898247041571465422693985244339281730426163170649982882122210704582092825747497959559947519968283235192588036343132453730626993517641215519377736563480537256589275797976794409916554354568239613618783815074816006969987364936933505563294550530782507792423261689459915981773250823011650063183178189537867827097537997913111427633298454414477272840791570955565647995665140686111852985981939840337391258754397204200577347922180742097573402194695371866439004679687063577

Factorizations

Primary (ID: 17095) 191757760647639121941197 (proven prime)
(ID: 166778) 110737713911754455768890941887861272229821589358933586722192197351247055926909295834446470007864948503573371041724839262515409666528983751517463867985479650127463891359314745346725376252785971676368295619431825252133290529659308460485808968472021499514439421586843148719615848417330779264698684085408754054371003945639149879632137610456160210960582993079289703621304857923029737033325250887707856106741378345057899373207845200837585500632137945626058233067019455994706984260752839757674911082123804925160433359527212897223935721133501875873249688872591587153838219705170931239700285662600864045629719501090594602715440526424122588928890903059303050082318237924372690680395983316911684118967701229575959536210074822251627656468490111686461268175058087197166568064114365714305250396908890763265465907239591653064419550468546856649085064184591980388271724789106704549722698873514777006363791487149610595298073597732401424465669967217809059532045964146552721107186775631460150373805223144650056497680265617968500195644987317156072890076341775657090232854630908541 (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.