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 #1100000009018808188 404 digits created 2026-07-29

Value

10097515198695977817744576240502083404083764723609349668598836375143733313651656886295678843989822974400764389659630679717993529372992251311346541395605944367997092706606208620549327113379981267775862927139928384355622451484057787410212424895050385736692845037692852552595992613952914687387043454437099569764599679365402941060038764717660378384587502136903616189231833307171779415860332162170188757051343
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 1,026-digit prime (67 intermediate primes).

Certified number1,026-digit prime
Certificatedownload
Certificate chainshow step 45 of 67

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018808188 --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":1100000009018808188},"decimal":true,"detail":2}}'