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 #1100000004967888008 421 digits created 2023-10-26

Value

4112625492846937212148483842419792563343615401887569467961169187931555822270940279224100497911227795671945477336406633144172571403381124567708194510856001306615205296476158043027757304426416267610319362451708855270324284466594119527564428289280877692068635489173148275026784623867528158631527856330899546294537570257885588653166399120203153166046960585652693107053861139027535355378917392122201560381022468980057276225923
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 1,281-digit prime (142 intermediate primes).

Certified number1,281-digit prime
Certificatedownload
Certificate chainshow step 91 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004967888008 --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":1100000004967888008},"decimal":true,"detail":2}}'