Factor Info

ID 180467
Size 665 digits / 2207 bits
Status composite
Value 20353701075296463027804248409188718315718258172447512591263818749553590543866392322871351060191337810435622821208114850118594801420889572530941493798379740257919926235219591223232956956009671594508622937379598523794838119962742492219318557737451657244536598645252222160337498520896426388449253288751273544146579070259058293854164932595882562906952704630969370831143074264937107894316172332326307796695517699720083083218208076465711561035506339708073720058324818956051449604928873389698571686070263298341682726201399776121127069051020826640016425910835555712850677672729811962113386624269521515758983449180978621975247907613079825529427923772398951610735120511496481

Factorizations

Primary (ID: 179191) 1375628573948297532673130082175526015201 (proven prime)
(ID: 180468) 14795927811297011486792915425874799638883323600828631449344259089627873778058246565315503214614507287637456704189727964637321126446445104480771096800683557352004370260456541335873511578482377213207323170678169177353363498858450183972914231889554907577720303270189387424651022045592165573549705178039572427308214462355771883219613604383428293125446068493453252037601296623474171382125610863791777737759946597602166253162599168752144422820124907467863697352126088085607993953866084530614473279176867178254988335962886246013907983696412229856539299062357407545765170838839602594545600629026838205000537094287704883225613081225281 (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.