Factor Info

ID 64803
Size 782 digits / 2596 bits
Status composite
Value 20815959989137497332332279725082792299771461257385353482446933120388902823924327313562994064310836791422164655914048876384708349123179308718860752405365611215128614392691928814614179896432850635813722418146809904302153501596348062421112058362084802427230610471906474380290245378378296994076181492793663470784314789656399867937921616570281811318860393739906429679974587864335503457216527397131298794754865366821308554996968973179611534250817611996386668879901556252271365568738401261663628681365088941979076391261354106234694059963267761945349912301545453472409397076466343722090340434006682592547180182457709626670321105047876668999845006941083692886523676174186571422524336045210010148785158367346917051002956466206119233213527297067465633106372978382096838880374900945309379713367

Factorizations

Primary (ID: 63396) 65888627940954399173 (proven prime)
(ID: 64804) 315926444966976153950960048955623697063924237594441880283478585977818524534658687831268195062181306404566422566568792922167602746876296469588458798941679198777289070532549649485324763637544594554530791848104545810933567020288637257954843804291786741811918740568462573645580502403910026958090049599816490302024658465826068219573396815518501734721791538919225617891227279680088936111101706027427310400954748223233726133685998949516342431393485563449417262528566069721411446087557212488600654144624508715125442597706445596204716728382377184482049572466810073433471317363622269811060794710708970696204131134037561652051182537588936574724765538352124379570158474960826055995464738007581083514668514942975962157700412205061477323931318711496412584416025959502828751979 (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.