factordbrpc · fdb
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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 #1100000009061157731 1,285 digits created 2026-08-09

Value

1673194229953564351211361340825936659746024392547106514099318681224683184014367054864667143196118463679702471995644823054997005999862610817678744733273048367293391492035203415321495396329429354594203528372662378375816964432646862844865794706071798670177377992200124972630221928924604387598911233456610846490589058902651604278280653001985943586027190794705613933035192692052381132107137466197762631789993058644415952709986337049924349568563319465354975305686935523832152650744258219146774572706364206359768716138188986612909585998787272521176115033518271198945800620811907841704148725157147814449934716712902354020891672171264284392177524465071992139053351991252764779069802742515984696182571357438825342611040997528906003782376838622814498382581094895388993819826941887758164567403468933797964628330836631129890776166715504871233239246880017749612182415304756726980187743025995852695041713124608996984031330443556914562984787010851461059347668765099728088662084848452504372639478069980214437287771528547060909871731307593139689195234856627647331361532600287734247091740288678472207919171086671983550196194007470979046964249740787921677077761525837817814566397633258719803260474937828563658568119904758654848396886836810730664985542244255478637109658035650777724856807441986946788539497
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 2,371-digit prime (183 intermediate primes).

Certified number2,371-digit prime
Certificatedownload
Certificate chainshow step 86 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061157731 --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":1100000009061157731},"decimal":true,"detail":2}}'