Factor Info

ID 154163
Size 1084 digits / 3599 bits
Status composite
Value 1579621836503016613632306603766642270297363832937600630630509231084048808551795210837923693828734845207044807448035054127037880064188471814891155942397445432632450575115929663048755678563030769200240415616022734071051024436960373670123683958400718321852115526639497712311968427011707781434549370395045523061493006037425170335677532591219910948618578313082063363053246303172590426526761285573750557296160120561251223136967143673033700783895434268091804005269441749613594096274639430162963576777465352313304703229083162671879993755853899769472221521952563592815222464513127600072630398743490718546607203186953809969351581291152420971094451968219545923949174220273793976779220239312417997798318533267904956569482476154878153869525795406212945954312015906312761964546890422048579890577922051978017273667031489899433532761342301411020152196552915702777228451865203309254429596145674838594145231874623946512866261418284988162609532148638493201036336324178030099345819742423031765901208998325584111865773351627900476038625014356143479784348488638476236243678816983008669266001207656252363949

Factorizations

Primary (ID: 152127) 728112221596422948171531823 (proven prime)
(ID: 154164) 2169475789102421160307759982426123347490114223730241994988771073524896196394664145073920758295450421163595212944298353695401615915497251269643969564862706421409816352447598734653184452853129102078697486354233663007775749948804787303597869530012000901341259665910448633784783202035040114558066034256576941871220826229417067040270625517834762483318773861751681285330723402853301861330303415831628408346836803819773721646623352958285308667179374153665810916180317044283438590880010045717158922455475934385846183112093086688878745458722549148091968930823663240490579218140824928389861551558424162150851281352257484625680557782315694285048849116909013957355335661890277636951632231540721275448194034113094539523220282221568842693250428524418452474157272379793348625061065256154258695722064975765221126377415444062537790019051141813002285681065337675086550715970859418613440925214526235238628563034935330743140358620423862830562637144160268713349365150491973524765562480907522655892048322797192859980372778196179144990470692156178295057299138552938794095401121763 (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.