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 #1100000009042572801 331 digits created 2026-08-03

Value

6913559662560162042526663017785572807396900259546375431700991721813534547903121104050693103323086396873078111646907265117789357370207405819525025554493879822289830966746281626410391646626644615019194707964297115688979992986461347488494628408158362551086119032599949013095519983821870551836943794636693788520610323581407765335086973
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,324-digit prime (108 intermediate primes).

Certified number1,324-digit prime
Certificatedownload
Certificate chainshow step 83 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042572801 --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":1100000009042572801},"decimal":true,"detail":2}}'