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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 #1100000009063628622 1,210 digits created 2026-08-09

Value

1997704083080527746164509298866887377377644845349382189464786320511529134454099922276732036348135982732872277852780196093060791005894654166298745909627735713643751109573850210983126832839983623791443330668156583500258686100491107927595633631267179460221939241298231606914273308081896215920379629724808122644904412659118346358628169363376722726099321913233477775866440647578807760947228116105865154947741105503347025973988902936072031578644814535270479746386103798217245285522887568008217378748208835424889678557073505140794989684121538548086022706780873508621768377072128651889368856839349267540899806461800556323255538445398749540982361904250890732062240297155850536594774276837109913652751614872385938968054946867131100429864742689279366770098642622206571883339215913644031776349120660600188891562628402299602481204723297721408381731427178360948427300916083104844350598984359289656127849711460364459248943061012559864594531970684251507990513215673811668994980753188405427409843893330009614519235746640311725515345600005531295924223308673467913838888823552469837531530584865268421164212134781564595827652301079388848324475827170999052876932867703031166021871712368371540823040690405547123864272979456649654479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 40 of the certificate chain of a 1,702-digit prime (134 intermediate primes).

Certified number1,702-digit prime
Certificatedownload
Certificate chainshow step 40 of 134

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063628622 --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":1100000009063628622},"decimal":true,"detail":2}}'