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 #1100000009122751739 479 digits created 2026-08-30

Value

19922543899196134888887122112758281754009187005677416451265719186215686706703330934734778160581545601911099123199110721818313684253250488954887861158057369081836290612472218910889567927378814286495685887039901030658036257313786034854106631296726049469354417052067905244111379100171888523235412862513977521459515653507280731421353682748057857565871689167051106775527668058348506612623963488387836754080560687654001202009474201506523124713062605234524106065515547695231470831575353
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 182 of the certificate chain of a 2,256-digit prime (240 intermediate primes).

Certified number2,256-digit prime
Certificatedownload
Certificate chainshow step 182 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009122751739 --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":1100000009122751739},"decimal":true,"detail":2}}'