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 #1100000009018817145 661 digits created 2026-07-29

Value

4854136797011974908523354207128487916014349773538995090771852973170283543504084011699665784597040022886121276704064247880108013876938618870272634311562697970148927150958227048052344378854979826412759986178331097608893191462820544261855560113236692211339915176692981632982309256252937208267915284257549165973800418594573542029741823796831156892372481544753146191392946904627128209244907568510793470521177595119847426356683559070737879853746332402303817800168680920491674380466163605136108210430092186520008675029496326702297510745807976780759766824830067318649037149288561131383959017716589605991599371536529725525109570709934203793642984372400226002034454921289
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,028-digit prime (69 intermediate primes).

Certified number1,028-digit prime
Certificatedownload
Certificate chainshow step 27 of 69

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018817145 --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":1100000009018817145},"decimal":true,"detail":2}}'