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 #1100000004994284471 587 digits created 2023-10-26

Value

40080043528460131789122856844412938106788258057125072795540551429867335251173641071424762937400655032476620600955701820377144525026282467961274478755210521666861031013051533635803485165328529861384192783713371745096273354710764161694610179448731742909670332924763381176059121506421715599654095098861448796957777802868658536990475771762525099348083318077555496242282669965139003327771662769158006662160380342591250223433176727192945517057690441693584298385588138044410657889705372520680946546340055962127389944310902821664126335782757151899502970869202207638516385423308983587225675841621
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 71 of the certificate chain of a 1,050-digit prime (166 intermediate primes).

Certified number1,050-digit prime
Certificatedownload
Certificate chainshow step 71 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004994284471 --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":1100000004994284471},"decimal":true,"detail":2}}'