Factor Info

ID 181220
Size 1068 digits / 3547 bits
Status composite
Value 389917822436402722977255213434970486733811903862561513276281064413202735819847451583874975066079006493025487961966051328312812497054804944054561600994712944553568855174218228641606414030999854651903238064075292239279064938400352911783839142372423382538664009677463712353159013621185144666227055385125427602265073798682976787526828659020406680695757194149681836092446021451285602011697535411559087016825949021762962419119794659772849280870798593973803995906342803385473931926986311445774234237118816060410751452343996550962984262238319148753170385375263982029068281006549754781054605832008825468735236403630449418062379115677573935656587375685912184317261425368088774222681878982520474498486884933786706705041716891941321783495989049433607450410344195109870878531207446409256408525336919424853129862409538363128162674604942536715131952429390988267351202717642817228437834061057712535358796325231935603466776876801106550240171628486141058131294110285578349713981760766289749467287413622335134608492175318643494778359489835142792388748102494028259348093043492623004536613

Factorizations

Primary (ID: 179314) 243822987911897988352979982166591745021 (proven prime)
(ID: 181221) 1599184005477342648485417541702234250633966889196911431761182674097222619804200458318998165579932558944770141147730511542062198528766827281591472466729625022209884381035892897131114790528688618013936492583384323125008223736733951709469056678745647220117054736011063117065904130729975222700521883945645861165609552448486300143869332318129255947965900722388024106477539983761352250038238525064686981272974530935301762713004664066081842650829890160483953065519595809632270966040442155104237412028192264042149591484088804991195251082735282698352799241414278234499968569761916075073944320604711312202361621770650293943254208239973588448634890771444282692115420965780676102404658537561140898751361722972598317292536954145725792134685236011659675476664902656861024460737782878350860809739725806241880608087378019644288578864883397820055002107591579432155311464996054150415020365046897061178600194133535498536059445460079141899709122186149100096197394498382706701980821462233637908527571369055759813265715450572753089418840852236974740553 (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.