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 #1100000009041145929 300 digits created 2026-08-03

Value

773178767312992949115840224881228420052097252993739775587741086537566969153575944307120604463468443459721180045257574713149740618614378862722789795512288547622397742761119610157033445681709782412251113974714007782109050596514212936467816817082659185738410487212159885214023039846862864438352550855819
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 85 of the certificate chain of a 1,298-digit prime (107 intermediate primes).

Certified number1,298-digit prime
Certificatedownload
Certificate chainshow step 85 of 107

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041145929 --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":1100000009041145929},"decimal":true,"detail":2}}'