Factor Info

ID 104387
Size 649 digits / 2154 bits
Status composite
Value 1831940346788233408900408345884512834879101541591152551726522596295781203233156191200212559168664599172363587781393002211673692265356559840035011970506379207063603472119393676482615653266093185594449050696481287014562990254405984124988128670598325198987113917573153378879845854392716933310493558422289713103116689284801414418223745135138379566481686242889054234966363990874585345091444131995282591344593169291301127429388178657497935393650860281363933352710449670768592506169111110507740629174535819774283189292865526492446863975092862383938401198332687222595716337464633648506519143771449625822273572693135368216160081810114367447946826508820426889

Factorizations

Primary (ID: 41952) 2818927996318676700396403081 (proven prime)
(ID: 123798) 649871280565030286615224130356441219573510923836541923318429038924997653304825802449318248099537893396768578012511883076925965897380579948215185705616157645011147997564555627458819165723563575848195088197743586348026533793096410096108898857446951610013764727187068054779822738598955528666656044976028103454139520338782544548991734429000697633687015484909964693629377228434622767399996469180002022465476787228517338708659911678593371631331272073199620917448692312777854848375129693146797427465689884859000381516784874792982780271313800960282989492988123293078484293545655170063230414653753519415591435819963851815198490369 (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.