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 #1100000009019340403 326 digits created 2026-07-29

Value

66765569036276608800383384622055984017708688148580399888995285065908301843123852740933103620751942108701225464178029206594300161414609400725281002829569314634771484603426997807860245773728622121785315397248270952840245619709146276732192149837636784668700214704380869943593172047483719195259678914866852579071130520443965133383
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 67 of the certificate chain of a 1,095-digit prime (90 intermediate primes).

Certified number1,095-digit prime
Certificatedownload
Certificate chainshow step 67 of 90

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019340403 --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":1100000009019340403},"decimal":true,"detail":2}}'