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 #1100000009051600626 472 digits created 2026-08-07

Value

2112748095640825457804333806042772210318879504321022361803991725321411724044676813261831292483040976639748450705122259452468271606323887285918074741730919304866522038160427464381272561342628571317666198334513237983979006569192867567775325325924061230927848436485276425587190291299079792643153999930453259396077231247739724204071194761980298700848719830607466886675155781246818208175864680341003561954713706951506180217704355807323526949692683933709020397396823044564794423
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,560-digit prime (122 intermediate primes).

Certified number1,560-digit prime
Certificatedownload
Certificate chainshow step 86 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051600626 --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":1100000009051600626},"decimal":true,"detail":2}}'