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 #1100000009028269323 507 digits created 2026-07-31

Value

611297868234405095817552411166156580578853832845390377218365337193071371580177750739035712426190667351332259557305481381465257490773207660216810094988155420297085015517700876268966713160898274741702199014226693212824999706728177356554491053703176636375419656858536272809992522374188314044898111874125988020435512183414009445408458619972303041851574534820706436457655985713928501505594545034317128754647365977396296926434694277246817514829700073725199609448330067178956231486797325038809784496313203959442641
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 1,200-digit prime (100 intermediate primes).

Certified number1,200-digit prime
Certificatedownload
Certificate chainshow step 60 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028269323 --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":1100000009028269323},"decimal":true,"detail":2}}'