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 #1100000009054272102 383 digits created 2026-08-07

Value

25039412357903019377709573812746909692955564670863484004822012232176004911974906681752427058592841054115830032234171082050439330900017571477230199250489149399522332671391627871170824223664635433536967370260389516630423329058866698201848722715310520736888941735209116400225148796906462804845956927358529588821420064187008510559397706792439957056789639146249526103680754778624736694429
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 165 of the certificate chain of a 2,580-digit prime (189 intermediate primes).

Certified number2,580-digit prime
Certificatedownload
Certificate chainshow step 165 of 189

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054272102 --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":1100000009054272102},"decimal":true,"detail":2}}'