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 #1100000009126645688 812 digits created 2026-09-01

Value

28292431097246396814938411235023991946309647625705912833153182582225605979249211177346842655472663913686533054680765368579966899761740617437096429782694658485286154821543990056931779556264222637419552532589906205392982904442762257035714586942475692232735941697184692417447383101917178451519416220770835121912992965283760526873057908094089426773937304657576062025258206414009540624672729107586695208388929100227628005047400707511519698952356192902271615969668133077978758055857924911060924536490529291930946570329111257044986883213635562490435495774178895243032048869143757097535206637744884841781948262478924749157548294646610688141507125834533642283184654672724685952290923984808047801317785595070762763475073712464192485870957456483237719693610029287941141383789857893198817202010884467045521849032984530000763
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 226 of the certificate chain of a 3,110-digit prime (313 intermediate primes).

Certified number3,110-digit prime
Certificatedownload
Certificate chainshow step 226 of 313

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009126645688 --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":1100000009126645688},"decimal":true,"detail":2}}'