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 #1100000009042287911 844 digits created 2026-08-03

Value

1673968095313976531556511336630782394997430489778531241820908053303854365215295807886588596706583007226071327000916412663742068392158652694245172846262444177635523863946197931449526957989399007078868963836642921611662577184178332850973602876949438894154234224652829282448611271220326102664803356050793027124837713281080559674887884821905779267523759233658547471706713263044951090703419806406424560748588604261069559225945553351937636546710987613614811098431472846790452218850913084558516539384301141479166521307769403262857110206622445406629679093912948169981488464842310464086385405463796500894951465940238950865171656303114719455759450613258142308010281960310206291879512797156145316541476403115622906258912713355251377827374352454071923477219621170190190645991610519677077599229743088844779696512344787852545009201478622868129973692160247613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 1,315-digit prime (124 intermediate primes).

Certified number1,315-digit prime
Certificatedownload
Certificate chainshow step 46 of 124

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042287911 --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":1100000009042287911},"decimal":true,"detail":2}}'