Factor Info

ID 145307
Size 1149 digits / 3816 bits
Status composite
Value 519324127067235204715124580009750948199500955786834551085644032730144589829507019388973646647581425147437064669183888720034287867153529961557437685041506509292324390651700942501441856488246797066873679965651563526033842036076885512529326298787220568506896895701492782285371518655327764001883574990467632674559726018409563909163461557936832714022014827828512232844479357387181292131976376300622608433299798950563618721029633802330801961468767984812965469638890219213551518756993595176040156415035474423120777331590234732805065926486561773324911756247479510716801135374333224105817785552375433688681895489531265383451129736290748708448173593789615284121143923233330414681427778026339926139145495160595027595764023234631734905329852607222544421586637844788603630101361063500815894405388931322424358258983043651042595132916220551687240197770121445825256983527319293710876205279583920619442308639993086199044666665713580151490596071224544041102291647361504741222343610096912952086752427008634542972883839084530441154682020880875343630494945121825762594110172509020184463817181024910473812684890996861664218208223331753757852750834052847691619273834140681

Factorizations

Primary (ID: 179226) 21537873874971398979486539871246467154674154040831757590910563730419924336334321301343916921 (proven prime)
(ID: 181171) 24112135212692846934454719125780565867282630228838537239943589406391423967394603761561120034403797534799115155190822418743249496897186985862787539187866884895979232650754915455963697972665022568738779161759529402772756047129402128220516394733366156552459316476527044596030496924322218691015608901637811568572063978305489722309359039613285013737337084939273932743323347809624224986823734716273573877335312929173339618824450760194900112145299465789925396796677640615648630215825921080978643952798617731664694039247206115344001059257825317925124590735370740692009353794957440319079323537487271865630990219577292864722085878510732573746073631388888395309253510781597919005263926506950009869690180162349750138668912883621909834939572524728486690528101679829656541971271821092310228723512721020473561910801249572097839299959506500038035346434834699960117541086554210844355849667288124391829259291124725129760107484701274570130346518436086956256165484242267893098070103616624330825810303472592201874450518703334095119916128633996499162320845915020277827110603788561 (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.