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 #1100000009063328697 481 digits created 2026-08-09

Value

3978956672972904543161810551405016236041498377181248522198775344022947848011976333156275975294099068007962194928712378922161723923024534413996094574201087571475975884185451353770354724232001039237036018301044781649931011301937063897245010915357302476621170517796629631889058544854397796011270343641837188551687868961228779155448167450718353356228922355379213039033589831714945575210308766325764416936627237890595911277891560151735858820848414423266115394255868632121626428942644223
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 160 of the certificate chain of a 2,570-digit prime (192 intermediate primes).

Certified number2,570-digit prime
Certificatedownload
Certificate chainshow step 160 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063328697 --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":1100000009063328697},"decimal":true,"detail":2}}'