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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 #1100000008674994851 1,932 digits created 2026-03-09

Value

604642911545392798366396281321808233261560519689450665210744228089012228939972151878257945550130739797170451362509051699100968293401587150662370356397196452428361982299058793813044857807895186992571763320182092573621599505369258906662258633661698413384258178337220763938745425290014888688620552575968078822978602404455233639343626707058862109608009090778789624876052641886671876945813985741117815781921322735647930930190306285200159825265645019215541307448540952870589672917835421581465561762259191698939840662328960654248652118587181511136129394522682610019315884589894403958556130264128822936959610391851924623135187750826497068415029221735868456094410477933983571473879952701542131530390152791543712092590264855991377095448597828377652783969201594494667440342400997321772406881032002088976387895178281987611674786288488262042592876277032347626358219196214807353684064049236263284874154236386533598346658192641721736915209861646585089895369746622639743099424659911727459916463149805038344458118511181411058033406536303366930668918523497211407578970965901467847777927727442473272699202203944864337770316624140861030583720809539683366522048810570574482515017551628085866286764754724624525446642687870048834867886961398187144158319392513990770458413805022741653447333696484903116690532302344153524816175534992595708625718485305536509950587411066392893936035345657997960441241390767709346418034544108181686800388979802721560542842642287896135412762275309016143350035518790509672203833332615478147851095979576930417650494629944918080104818696855011472760091044507106873597165714332566261479627249933018656832687198028088126480187911706466711202736528470582621786976700336595909841602054377788170291497703106127654574238652851480133080958520367176113024282747651614051493193602506113148039937566947249369310172784695193574695760584980781365828322660552336326499919550667044286845512234145801857377109218656525355976182061821786950130329
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 2,906-digit prime (166 intermediate primes).

Certified number2,906-digit prime
Certificatedownload
Certificate chainshow step 65 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674994851 --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":1100000008674994851},"decimal":true,"detail":2}}'