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 #1100000009048783808 606 digits created 2026-08-05

Value

289538920196114668238854250776176553684652329875945097109796484405821857824568325388449341618077313732812228956658819820640685491321220625334406513311615651123567599466419610802078735715383457798557253132741631493372027533000413504632650453778377126298127826750335647450224908867745293640078535371437848679158208927497414041172547983083131451808684593692656942315327235124396932866960267863828094672347954597767756193448459719711493999566398196762615586290538656353212819753481712933519450008535863780579935731150303661637694367257926836335703816531376398198657699363580842220717445537951885159206305160789
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 1,503-digit prime (115 intermediate primes).

Certified number1,503-digit prime
Certificatedownload
Certificate chainshow step 76 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048783808 --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":1100000009048783808},"decimal":true,"detail":2}}'