Factor Info

ID 187286
Size 667 digits / 2216 bits
Status composite
Value 8157469521926683704452487482446666086993556769771102460347391062500303691870748775931525441709715602737433349409813337410209979446248390303479517287351564507294579578495699734129056125884223781315691951761492841097439263875120966319111293958251953054596570314596251774933400340891324230820065342425923416430813995628911080666896926456846826786108769067058868034000602682989599451574708283291068032515595400841152836366783956191801403875434087557143367360404155062960215832200295799026653213267318075739665490973169849959864745180440574201342775904333616958150313636628387112413174318445135093641715658619769290866404572285087621487097494967574211993769172179711555781

Factorizations

Primary (ID: 186375) 1219691241907586271389060258351268276090990347672458802570565976651299931 (proven prime)
(ID: 187287) 6688143065755292143552454533295529153536947106030136906438517750325736688723671093436324538389560006203465585326539328641591555869604604830860601267715983020674529997574157792938882589750633110359237478368039230911843546236144013216143346926679933271694324729297590071791268604170407356981482808529489547003663408383427454215308170806784601681731462856542358022805671482302202521696371492563705094496308841644810644859269660781610273350583517571881129981899552467403246533443800704632840539067182693879297247141291817416167567869131010798890629857968829373020972792280312488054164888124186880351 (proven prime)

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.