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 #1100000009062571386 1,571 digits created 2026-08-09

Value

30286320761253553291744153997064715571839940133775493477661441367832368671081594013554591258220198625984369679198456057305649679046596128703605860644230573200470902862991546250597866066014292225054550115601570883966741635281664732498184397305158119573570420219497242278915099105553813839854295265325359750148698941691182905595154684334431090815532619586370225685598429018072669832114549002511527413093119781836095096399036598485341574526209766224991774655187499030830709054890844373183670770714954258015468486091951548459304377670523995640175439739696433626518076612299506690063351129132670141623803983598843988854182242898924394795315109993804349790341159184384624466726459620049184076445641343323455132478765155218699689854225278293335543467073026941069068721142148191586939987785415160852360398653782500361835335283890191991497101634756675287686579410103419849663039972722568706643628902625031993872733825813416961069578286016387078036021567810157156949139732435192026017357141719421653186594496375303650886322656522084410423025297595635517273551762711573966399421101656535182933125888962579343448677852405626054323007908137238322397683917679858554269310047207183204251323130787629318975428448635247492112161565521792836329041750700313324961218893006697869696516171532205203526581496891777354006928671621744474177131174356974402565759142389940378812561761858399794147417296547220399313006232979011955359080112186328232183128875599152157791962349826672669052844454600693779313854558763043546227311748975272215519452929481097971102217169793764709839033018873393924913117
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,621-digit prime (191 intermediate primes).

Certified number2,621-digit prime
Certificatedownload
Certificate chainshow step 81 of 191

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009062571386 --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":1100000009062571386},"decimal":true,"detail":2}}'