Factor Info

ID 145240
Size 990 digits / 3289 bits
Status composite
Value 688693824389874197274023661703673635855983517499302936998389888931572934746876733291801192956994385034630112433261600874753300091483655854547367756674989638327008069649776823711413017610723622040516386175939045944163604535502278383736589706025512450946867175599189493006675079820866680565990715152201102571570646804639528427279506607770426573646597396281284077278564964916467942537880368628890043123750332426538768992399104660789301815931860626410746764473683244708617299108122719148768368519787743192259700320714824362561446023739582952102212403564684652305002174447482120148468883603707957518083809947049158347609422374254690036256785389474250221096583855493797445588801152003611128603634029068354424132039085241503625501569308583425732347897457404362744545802202263557285193567729882141363775056695068407997502645593007809815570248679279792403916819755320162583286970393495072189170191368258366484171040068706628885734899198519011090084279108830867112004264650243674121409368747606992539

Factorizations

Primary (ID: 143642) 15522208618145378743441 (proven prime)
(ID: 145241) 44368288130388532785856643589671290802010744991539458110853461429444048130508047131013737280267031829704248502770667125224002378359562812643590451200489898682332902157604918795666814995134524060474208512487969733330708011428777989210774959505050206640393403664032091404538614676475906642782486993009319169082567308697885880660098650952614438579117352999803518233875053663818516762318520039370068787373640617374458129633655363446738975759481932726702251210056064752212147254061908147710503199348949145537153465711320228999666444864324981973367852718852786736194283564080947829551684769544272938589809506000483731103240549159377210773217320878679384785113377898695803297647044620303085862365717850649555301532522514775119196041735637366897981730524150973031457169366564484054112698378822726619358207294405573097108825562308432961256479644364391879010109172520951876878688019923455585116853698911644460947537578552800254365307311209049589530320094621800833425548734172779 (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.