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 #1100000009023174256 478 digits created 2026-07-30

Value

7821073972556334846621160660365970190753591432525883016307655681361166263323342161288414792130931065550629403365847401992420713328232997107872738068377963643834103612260250499190873048792022756126780599681516668577808674452048682410866681484844521330088437046987155872525437304662531376459583414663307560725242457477039617334203899943672959426999229992316539579459479584266846593982369232675195755615382596560683201761649546343733968687605224256402301171296398277747076520636331
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 1,135-digit prime (95 intermediate primes).

Certified number1,135-digit prime
Certificatedownload
Certificate chainshow step 60 of 95

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023174256 --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":1100000009023174256},"decimal":true,"detail":2}}'