Factor Info

ID 68053
Size 1113 digits / 3697 bits
Status composite
Value 638923838342884278931257313839146439722518510063706437867162693997463566020770912737832728246592925807351177082511071396920383702136722764935145262323920441012905383526763524308684645228487955654369694335567118702506495491742268439660433023210729346775486050458977384123522486862566900827612884158144759119834252621328510384077521580292637705096445530262779242532758891983004047805769388947625024645389411890603726832569562527171595562504688520933614984735831889113861370344297722200302525835435597220769774191991154645059280940362272216615118871010605629472957067425434497900230800279394026251539627003695865594909708515404883386635927789401310914709399198463596713039645060427906722212176763681843592500650625614646186020038107150461396862098744217303302446495156452490748545527227124337940141658785337259615580707652293357727138949828240074117195103458854365919685944514096414885287070312738629774146211448849608539577951417670044200218675459149156920037589664920838385917631582550168380316945306453723029392086137981749688334657705529783053166413022347468402885575742607616052803201785469650934207046086547147

Factorizations

Primary (ID: 66103) 529719294127200118153 (proven prime)
(ID: 68054) 1206155496744019214891062025218400017521518788034464113382227486203675717587396739296074805431658059461428236654568032683983914879938662535209549264506252347217384601727341693152154533319548726895359263560893992111561094440414789327197284232698972478875675623520513391407659841924303844491660392978877259678917139002464553348640734683436251146658496702527955741838321690120682603264203378220553792893020850664954603180632435839148271843956728975585616256639394465594097887637738521854434223786894934750309274932233427994388718322387195179258907075403979214893243497913175402828117263375051126606111696862192631144984283836784194629068749882123073888532629844807384050059410816426675218843619244467199060667551055002280277090658990080334876817321464081565644498380421165235421000480642558992961540807158813010046880989271832186317594031781394398845351664420653002362688485196365627206277993578070648277447582942253506182576461062729956676040614494257442720486066740992411242761252385106764698967358699276499310885555605269087926186389374671953296848720744109828934544912806828752287224602450099 (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.