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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009074403402 2,043 digits created 2026-08-11

Value

754767124060326382794978359463594287223718780851185560423848319423602418377415867013335185783364393407356538409528439234401309147278562439113562313952120854617151172135163980108022879083221609250514412785098315032230615635181689906975600861699210278315349512292531514734419116979404813135553937796642355317014640742556219894798829174624058050247341025841132882469600206031759076539329466387095127133463083393289739825104505187173306355998257898424860198912460509040420969454117612616205797504928520268638918642756587653900319382289543205397311100237396387523146023075547258132912065722922121995320308817062552445177392840974401917986196362071675707281336367220826099129783041493901026725700163484995491573630987351982076642246010614063211863744709153324440637808546243647952885763128234297359369159966582344054835570669730404279465282049315979351590698919465088405971830415155923260280114041463822288303317662126803729850243933440256617704999261234405089109132758038061060259680859712869191537527182411159442180628278991332097206633684726095436440150924742320159518684321234179728525645817735513205131353183794701075894460642642454445278805960054551030577943920477702040844177377926113345930990894230380610135074684552827982685918301061965160270553031044506083976447336146869317130267437565588876065899140910365280580870767722416212444571919409671255374859675934221757428445136796553702441233184278712041203181339343455506873642760144603183652004775010023228505844089559867670648238241968558858100870937906233372603275501341104335043028903745950925617901429262387044023427221040322469078416129147771934732941606870972302325491281237048990897953055358720117007189870853968533744414673057959196789064879154249282636458782904440852327836369727731692472890730700478536954326123968575356076873143489753120520960247742617791023982271997945639864916764449460511975844838634111201559658142252067997238504118186247735099600207213836338294734261072561442575645231086449926332886049545231058239671603660630218217423504437005170101562780725311977396032737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 7 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074403402 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009074403402},"decimal":true,"detail":2}}'