Factor Info

ID 25657
Size 513 digits / 1704 bits
Status composite
Value 641136440150598732649346223905838962082893578218253433786586944341804591292021503360270146930852917299861548631951094631780899695879170960884482232339415963540757656740159452500487146768213450906003846047196371907561710386284104365435628863234613525801762305541795489136874240141429304359940117141071676210122122903727988913135603279941968720104260278561634518952321685770583471237449634702565056217677049674506588650576093789846831691586334023089771184308699274333199680178939434849610834958508920011413354848377

Factorizations

Primary (ID: 10467) 40544859693521152369 (proven prime)
(ID: 25658) 15813014152643592497896117656270064647536964071826968079218071886033908674821237439472655776980499431098786653449002223787529488794327687282692785229408475235767126061919298333505673768293467132771230639950336836512929508476704187788814033286146762857272124318090852411988359889024618472820185623539883003373020716955359181930915736984266347043874303636568346643702338508590798457072801325652870128957846827568521566945495565101784370946214816194504682787879183945772963338191643337641235325833 (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.