Factor Info

ID 157712
Size 831 digits / 2760 bits
Status composite
Value 580194766359881892776038617807219629952622101673876099547444667907660946740287198332713814558659187982764462103458137486427411365588586376790053330329319556759529559920927253365926128228348708840166919089373288935078288377819653399983003067682041243460878090615241711959223904941359401546101858422733492334288384323099946651180030262078964101252902443920221321968938140553566924081451886870927464378007512235490056116921223150498582346061615569305803317724266796955107280936433408708810479012359449969893784513367865850233530213147413923865010343843791312161167049425567969986737176366552161716068521045966097103344153361082626644862458285368822345958990707304180411354039224503193554722125008901512799670154777065367802473402285118906932405318774580443457413235031535065172984700641887193583444680622863895627498845210097845022503

Factorizations

Primary (ID: 2983) 4815314615204347717321 (proven prime)
(ID: 157713) 120489482562139948991323983239649481873789978217821339941599343528832654985352007438594576887665599419904190875308681010978263039151355592907602728237495319291382476337179307869602875271592335977747686028494826945853789520246645285108335416784011249252723280458064554221187378432717075087555818519403576832887070962638821267920630989009900071596205500773747939009920549071965743427342955086900624558627877821055980191299286534499964388640602901152556739559276258679773694891666500392277382123160194772936626950741516652709134058701747708836410512044980696035680831316806251534829810550475763088608887585276353177172377730581171043646173397103496123578694805855858288974722645281600608497258726533674972100872981417685840859504157877535647808369830615106773472759794125564373550490357087770376314979903596293743 (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.