Factor Info

ID 178820
Size 1092 digits / 3625 bits
Status composite
Value 154668979748552270991420501714868976124328308625825180285832941624200159018464830584464009102611835040700394759182433827000462685946646628740843091368604625952497681378557512962297424028573173152326428722355578648088718162573995358688949467747400686535623943385895867411427735668427845579529331059447483606757689938579352375260382981778990029259073376626383329431924809376063527554401162977622334832387056905289525108851730945207471782647618180282672873143817713267689020299566205042109172869934870974903633209770718731065150993553888811840298195697062233262652923495756262697275813787533185245851530512664047102338322066905737438178340790789845194391544547625142824202434357516257249955933961183274372106263284108137464099918210116975040530660092221197070337859768503878215461220548814979400089032724227561575570076800243106123372220394022878612644088860988326171493325912484274684554420232686123189116411015325711641335922925892729510187828550970027788232489965137854392872419539923394127760317404924317019819056835091303422503224476778651241859938181481771134847329007671270882061901866813

Factorizations

Primary (ID: 16461) 78784317656768133239109671345422644991678073397834197717116145126532590520938482143011654153492533979880370291 (proven prime)
(ID: 178821) 1963195015820069180354121584669493450012169582783489078129314195310935262137895720668929405723614184236076828669115019510430057964232413922447493330602684280317667337954311238571760027893745222881956346266589954696090818144806277144732150031929669409285355654916001621294765207958939946955901898923175476244413090256321655485587071069056007097281340882374354151758896435044445200093229007120733864049216287922106510128737244369264537267469442859127355041361838653162678201743039197245584685690625044624368485078891723070020744508174988270643671944865139907161054348414324446460239100768805403198652211916540456319951358201398984851496465331742688737209989915985271765582474747424971673350287080946822620420491440874000268941871869813023534302002563394780807818026526132709379446905405707919573800788006259162404948217678981949937826026399623059303026556987993863213842523319050820262225186135238935210701195262239358767641103156933526972658268142374493271743123933821714929907027343 (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.