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 #1100000009073531883 955 digits created 2026-08-11

Value

1469206876168358184991035334198501135109961899367232208998222364178620055441753361720210614355413427802298869950983132054664110191146257298899571575398351192526977764431077018592245805920378530795598328818858967814572725766177647182205731750461423095001184795580858433153531111383405683166578678755029670362840662371591703910942803319574297482269755408595365401185012579241164899646290363183513964056695221838134775076253427149281695739016219965239978303026541608827902855240494403515091385679045550524238049801638741608284322614387166263125102437287992108459379308128406038364267314125062702278849393843935248442779638576383477020679831782754859214555723956877025245569447345788190444703006282122342441343183877665281142717962514655147821163464111770147412971728298798430875173377760937890937959926394862714953785800055543414351069421047085601039890030907774767006687426623359737398543018947620799171334328781654718206641913492364627103681394247577282043
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,008-digit prime (149 intermediate primes).

Certified number2,008-digit prime
Certificatedownload
Certificate chainshow step 81 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073531883 --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":1100000009073531883},"decimal":true,"detail":2}}'