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 #1100000009028769967 375 digits created 2026-07-31

Value

501233008966329778600406033893669941055677586968656331644969322435426022829456134714871623143269575031130514809064411968789157541916107386955570677863961995033094406328898156025205701622245539172206414380086876641355993776925186127153514067715122954711483348570258633826677219704530299577870612493224703898983593084554103246059089129255642857585633384764185260283903871768669
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 1,221-digit prime (94 intermediate primes).

Certified number1,221-digit prime
Certificatedownload
Certificate chainshow step 69 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028769967 --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":1100000009028769967},"decimal":true,"detail":2}}'