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 #1100000009018804222 363 digits created 2026-07-29

Value

212192544119601626891734965848768931467265807171197217976105414733732439655477107859564966585850577362481871996500565171848966712014107337849744444184832796503033374292307543079662546894883352783683114922416648744545556678379856492848837794118753722280702723116029944865644886110854487843591191356468920994195426653676518929235644289595592670619118778638468817509
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 1,026-digit prime (70 intermediate primes).

Certified number1,026-digit prime
Certificatedownload
Certificate chainshow step 49 of 70

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018804222 --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":1100000009018804222},"decimal":true,"detail":2}}'