Factor Info

ID 145453
Size 1340 digits / 4449 bits
Status composite
Value 18347771189588353659167559117244403357515727999423378924685605358876802178146894478946248326772910488444359641556981702976968512900050264574201980209898596626558796797154119983176057629701508828354051659213047761567435511542661846463556512324584674358776094515077788605420441860851333782759240301657376347435787081991082795011513207979794454891251076383077956897461025532891757030838343629189920929758028667022721653731001837429668390081997690096155444236581507816699498848065003544950116306190834072534162347277966109583588141341149993023432359610053623362880022096279661249268980158725552397718141487202692944582028129211492728640185119211522256934873021252831429475479257617305076260629521238953385406006135999420414269589627833084295276803794616015841349193173130934676231159703975227961134551859818032485810803136961135526240800208584255079947946565216535791483662761398891032553740944536669018664545255698241769949663493867017059538698999255245139250754027017122486626455717269465586099195573667740459160320563546925009306465516634948890977945044343753814634345668151435060738141618497489824406248000210118325814750714550342204380073028900484386207999038872423269256436203277666123448853043834215081913165092054037501901705934316231931995321843720809234608929115603660290070408054996960736993903389092187070324200013381887667794477777

Factorizations

Primary (ID: 181306) 2010788633409384621474844652463806388780167072952153062342258961920865799228109841968007003005806729513720509552489858543001033942061113969969741014135550442764593087424125648011070197875393748919172909749707259642230341141013207182799265640699256901927339827071041726748996386442700825218206603270870620541749526227824877529027931868726884697784938457088371293987804640814050685644112857646394601193263241706320626009058670333360316105928130998666698124802192076777494576331207263858555721133885161809492827947166722782796839192908770966972543923289522456126967333293093949191012566091218097475454506403774249158425256558593709016666003179264889069 (composite)
(ID: 181307) 9124664265919816562131388259825672928004027410816468528624293653060330681720245460391580521556426712484791259676136924939451604493238262645072880391114328240954237501261913796614446402693120933147764891698347483021045672876786112697032800645442131770411076078476978946451146587691280446726081211362700995922037483972718583681204200759974181762975820923598975341732456204018217470709446754092891527046802556413547229860990672119095470302134943623702902049744220157832569110396804246379172991157316340256853150741415244104886240535143305930284539204080083707358250798249593678989980506190517587986673193837164474099000539434047530232997562035092108242813064369081680062578773155918425621516533 (proven prime)

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.