factordbrpc · fdb
Sign in
>
?

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 #1100000009040167185 540 digits created 2026-08-02

Value

155656632366712769673427596354404157189968606667765143197809657774854682446764405581395811894384292135783709469573233980683299257248903068235699444665289851296265401777158006386528714757883043665573984309575125045201250315548814101535895480877087351332688895289013452598304615767461027556737393640442396313087796100127748762369416983306206853207429927365977186860200896101163751927329105848152359680973085034177004879500840592161707956581659219463211305514956198181614460800867837270339294064783212923737224615105449186875823973661732724977
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,258-digit prime (99 intermediate primes).

Certified number1,258-digit prime
Certificatedownload
Certificate chainshow step 61 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040167185 --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":1100000009040167185},"decimal":true,"detail":2}}'