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 #1100000009053655710 481 digits created 2026-08-07

Value

1409228891732034167537582977702808693862979569013023675049405599867912595216725461900663947377821581961928990836824305369094097313829631980772763105552024113339059453673642237526192621995596504840050260506599326507805984914831803504916407285206958526382840781757587316714827356413155346645838615324002631429989575201237230078742485304389781064488993937098936644543031684944124546879604448825543360021133031495863611131809190538785927500409762108513951443042362421864641854602231273
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 139 of the certificate chain of a 2,205-digit prime (169 intermediate primes).

Certified number2,205-digit prime
Certificatedownload
Certificate chainshow step 139 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053655710 --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":1100000009053655710},"decimal":true,"detail":2}}'