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 #1100000004993051848 567 digits created 2023-10-26

Value

281576678013409002411061112358311221942633618515495191342607656660798005723441494198924582872845978988301624505384850862595987454634751431916003622253391484863445284714627106702154197324481843174741235561430067480624225933928231503072411489187126701361840920008732797419945903891004586970700877644462616912024970765131440224206007384176550612904407172918121682824297552533783291908894784416769314517531067380885199573421937364931456518229081999888613785581730742696012524392366285657438265430428310031410200296254840850897225564282915988590888227953981810277266950153
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 1,059-digit prime (93 intermediate primes).

Certified number1,059-digit prime
Certificatedownload
Certificate chainshow step 45 of 93

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004993051848 --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":1100000004993051848},"decimal":true,"detail":2}}'