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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 #1100000009047480711 1,244 digits created 2026-08-05

Value

18176324194411142357113151732248537474258638792994522358256130989775491059109907469368457550783128474570994418216613670832793501581444944777098030970752310806237136293267218396747061982351402915746401501602975977061529094354559016249782584433112080687424018608323140765569226898733997261892467880482393639206558568768206779269907146984324292904366027109771958035702451590890576438596403437260500861173676303410792726345583404410665629240466498490707373490646658615778381179247150991200078203279398911791220716047265879120065359667626233041545080214323227216410881256780184137430432877343733694311228986242399575917728471363385153191880337993392902977516318384825011406235149064936768686205838043868874140481829587757022054898191493061683892481878358461390946547766938646098554693269185250006256194161448090225323533818671698180181432806219602074750320199680197662153929759020190028129556627844675764239482135824627398997577583441872824674673639403542703883662787735775037175990198116223594513919254904384580816972734313671502241583499150461684871372441826022958062814245513865655979294216024450092079522056399526708913802775442946558934846239479853047435018736752358462551361288404699230953704537496424564140208927698832444306873005056397499223
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,459-digit prime (116 intermediate primes).

Certified number1,459-digit prime
Certificatedownload
Certificate chainshow step 20 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047480711 --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":1100000009047480711},"decimal":true,"detail":2}}'