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 #1100000004995399494 392 digits created 2023-10-26

Value

20439088814746924691081806688749146975191837638309097354508847094341180227691639403940246102079051595355368829672935416894971060887519844884237775996750130176112894670124718652575405508148520280713991296959580801612708063401729469009919720004476920185022269796164124042193727347897759632030979797484438307436322636969320909472665362603278334513206754336621051145421416556989859090549862567163
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 67 of the certificate chain of a 1,027-digit prime (112 intermediate primes).

Certified number1,027-digit prime
Certificatedownload
Certificate chainshow step 67 of 112

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004995399494 --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":1100000004995399494},"decimal":true,"detail":2}}'