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 #1100000009040889356 538 digits created 2026-08-03

Value

1198321132282614138856968195437183949433436840080163090812882919718738323570878489183651719705687528012562895228132161302071875551486712564857345951023546188599551361883771806772319235982914012166381959893771218225376492794422985033419711032651307113232097498031111210646998804698247100172366923079476315800545131205732177247560196181006124268843218676688132328776820097545230440628779467255460856284223905708241691472212080670016750721610006079525020446377921174521616936001549703438146178463335180079977752481089807912116182094815095607
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 1,285-digit prime (108 intermediate primes).

Certified number1,285-digit prime
Certificatedownload
Certificate chainshow step 66 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040889356 --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":1100000009040889356},"decimal":true,"detail":2}}'