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 #1100000009048440486 556 digits created 2026-08-05

Value

2693199107623632910946638445717340041884765716112594169073131836855550494228211449646089809064644869381205383359672224216675053103369485645085008638685294540293250567836814336537446932958097095579834309852138131097490035493599398757618178638098343036693905170535561776542555420003736920090588111746821764092313222546964544357464987562093656317804824869855687746797749758292561720737185192452975721312889350906813944171723350823261182225448243923624184636935860996998804125925602753250421019526682746429392804733970354889647704513725168283739001085621053949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,491-digit prime (125 intermediate primes).

Certified number1,491-digit prime
Certificatedownload
Certificate chainshow step 81 of 125

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048440486 --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":1100000009048440486},"decimal":true,"detail":2}}'