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 #1100000004939279502 927 digits created 2023-10-25

Value

378989844773601441525002542431991838156065478394547383204965361562377234615174788545942331471740580984158954234335357785678269592165371007132934210543901543406144260179289428408074878828700306831967163727680771860989420428342597550918391849409292053041593078010966170783087387084233573512073599824981279741976157655563858787667985436390241397069244338909174130991585538241503336210973363617888102620494510408508123287755556652416681328878635250555542557105761414305114852754475388655762067962026896862739532274962266503225917558765412651619042523549058004778569825620561489221118694536372933627092159546291965026724763202553683031312345434434987934503849046409082451342472469276998821690715217738620026413573558732790036585237860038724194937897045712351936205301137083906822728441042399831279187324700648529618540888012402910491254127553203430841929706033195365386173018562234701847436927537392114455539210013781988851474616939
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,663-digit prime (193 intermediate primes).

Certified number1,663-digit prime
Certificatedownload
Certificate chainshow step 83 of 193

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004939279502 --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":1100000004939279502},"decimal":true,"detail":2}}'