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 #1100000009057730071 748 digits created 2026-08-08

Value

9216561779934750642907211847912423546348579837027963998356455323479629084746994603782023530906747820534150469165723852924418989150224043905860473649920381740478988686897494604208539915464001249203092673877571569021499182289768136973773911250479233824858359945282600309770547872320745149613835057588662363883952182194170927803579115132749019256618717402065018543812525926788501935056292837882225489869780469165474527428544628505864381100850050312501170102636629942257588759017641965772888473002633754796896821433564783935289048584496599187599744405047445921827255573692734971300129403634919798470238607390107260548101359847956771235605154248818037403923683086488520580126655222724526835000093394910646108703644427608436605406065880157866215289199249
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 76 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057730071 --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":1100000009057730071},"decimal":true,"detail":2}}'