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 #1100000009057730349 367 digits created 2026-08-08

Value

4154270773206470990826505408819863892288128909944452558886406669230342638517789880973505657848789765399963321905236571721356373804172939611667675642130172784746623979424014499016156498549350661551753494205738680468201203556579691397497475426074064079850991444729294193976088145924602425322696292956355090965955148389810940526815399910949529278242199642868557804609253
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 108 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 108 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057730349 --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":1100000009057730349},"decimal":true,"detail":2}}'