Factor Info

ID 177795
Size 879 digits / 2920 bits
Status composite
Value 644566760352745327186668780063864973080046458494847282700349894564821141494023596606549738131135885601926770073275346573633334987456316508560238036953869574951467428532306914698465955823635659165378913846362428396793586439819733263586858929493703494693214239896541527369977279845407999031245686365894897896475219196718262546605546118596062500031475272387608456302618220472678403148528098473198525287839328156437558728838093832103887456359117939763478600540211458413303507621827286745375185606842573321766302807240185510292349270163239077126268667550078593459490426372152085041024690890684517570206381925303405777352606796774759500521767207089564588793904734432288635848620851670050775271927843817887178882570949858654332738683083579894042512612386538756516396699958034582257430074928227201432282629789749022707463144832911205671151499450088931885540093690958037218612683689332991

Factorizations

Primary (ID: 28656) 8716609230642801481624017355133845708277292079942805108633387068543815670793059281372643 (proven prime)
(ID: 177796) 73946960715733738505219434519152424666272850265120386189196934718369539817119530996730483957704749575583726003147824049806074505097987352460488710192556947002832643095764550027482996177331230816454900112213223025327495836306143686689750168889071262041654232447072961253487255027746368246752386291017920277038748448289523883274735557867303293247269302425445804182754977638928264585847348319617755192483572266037971203358116820345606031459649364747756210257803134797545391222685894985477696477615684489943659513835231166274804782021479092479583323120931444262761208385688221063430331377042206040097608394449563701971632096273882103273043916825182748776384092657299867013969962403343422141349304040607731528126597303731188730343158127144838054227161956462177990042032955753589399674341970416437 (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.