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 #1100000009078966659 480 digits created 2026-08-12

Value

472730775007090871208929124231219140857300516343856398644336642729279789612657055762342775902536107910284193461654224805977528293692020668665339725359474888706341523786924874043561377675957393802253458147900449784094836603911825682363717510682200817228942267832935674063882230443121777448035109451055462818552899618949087310408041899787204822687182975071244223203566684040873671526213300868584459886608194689979514917770139994120136885188199141250324537953445870324513582469483139
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 117 of the certificate chain of a 2,038-digit prime (151 intermediate primes).

Certified number2,038-digit prime
Certificatedownload
Certificate chainshow step 117 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009078966659 --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":1100000009078966659},"decimal":true,"detail":2}}'