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 #1100000009015013974 445 digits created 2026-07-29

Value

1048928007277500647387237292554903596781135826532100405234181384119994428198346458125643696492883777227439285630766390073163787211146211913639758370899485779387056813979148798951901983152030698670619310196180428319621582273163874407538328795817654217749032608598705242376275102937015799490737440703216768963045614011209113826985280377268706136182243688888040661309502772393020090777900980597790338300251788757176076477059842637795581795609954489
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 165 of the certificate chain of a 2,702-digit prime (196 intermediate primes).

Certified number2,702-digit prime
Certificatedownload
Certificate chainshow step 165 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009015013974 --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":1100000009015013974},"decimal":true,"detail":2}}'