Factor Info

ID 21386
Size 488 digits / 1620 bits
Status composite
Value 39707706822251062178465791087176405518704500293511235970294423696688569198986188640034202369824291331853031276109962684284533274386919658729658215043801851306711848370052648814837812036635729422013602631332485600284495921827259782146514386224195909303849186088921256550533193784336092331039516729829221146944056927130459359194625781740053642929114314883945802205791812670767961891599069529349646983035575448250020891763716200160775080224202802156485813384901724617070696474601204827269421

Factorizations

Primary (ID: 21387) 54044635679744836569317389 (proven prime)
(ID: 21388) 734720593872611632448171441048999176820201380568946661182110238305789862461454061967306960572483177158668677306817022330293925901661064249416662215323719674394219257210726017116111041963400759129911551250600577698050050185913279306736697740324323650006228218598799002121574752784492364767452163829723322339436415181577126433960746146970756659073236556803450821978671021686430569817023996317286477376834270136396459584422235235618639959135573525561321382226896289 (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.