Factor Info

ID 157840
Size 1043 digits / 3463 bits
Status composite
Value 28265760807416978453720889160243460926419470906969988585525202956548773668934060895089678496698154104784633942068017338850949030800641964992568788558251727828080790255068922871698822139577650608188948813877845744164256874722544006721987558380944422322481229798719908239582438808794057299359773352679078206351635570086435952449789273690708646070787629009018488528510385034920504538184568584960955388346897672373901783161406059147734592555874451869965712578758764888228972272256186340324322664596592666521496836383088133190158369338770776706508784633368138058274306481493703318011928744699430067168875056003216434647007303224417269503906349627812629685935038727742604091032756174578208010888857108983451710161708983717174163046677508608348053022908255196244102787166655883422230836763255097459845516217965313088294726379184862117018391986054663886654805594026634798151234054116737889597677535361275357857636931694747230580406174164866482322548107664528206255376267719227811698846590461145503176519307249725077620236766594611495340008504491932049

Factorizations

Primary (ID: 10712) 737572843389436536903316910033561929012829990389769 (proven prime)
(ID: 191873) 38322670175225974928950653433656319390435641415417631117114077810235223416160486116593540358508525093579681464494729856545799654383108419197919103273273367144295952401805811669724910065999694488062559153461560910145956926861055040124179008523974363099753118476907166554842512528311294201980570410199373765115834402432321548944242900001468635440262284142445359682024575946286067466474984627419763395729658114074372925504580009408290508425641237306352512065456454463508682903386064640235781857201791892699892534708792880447513214155722756122405709751642960015567574196514336649076291391915439097298021365675692860800709031530318357828347698168592166030623070100030410025630300679827115775368479620414878025781836034541022391056541275813930501948414939953535419697841064717727968743637286878013581677474591278864309666802196242336013039639110732494052945007391365144166344545004488896334931199686044740134356171580461881443320927132619210043697107425674315163614516729614307696576745707199330121 (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.