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 #1100000008675871976 346 digits created 2026-03-10

Value

1345118139874317139973683405178608264172235786150003996300747578802585007854516106264609655080122208620673371176028499179865354678444299962519892361261099648889194410702996776302811281657347463422512821070945306741527574530163716068187455393961401649503387976040867507450431692548512414162978975975917586045975770593944856157135035647679709324941
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 1,141-digit prime (123 intermediate primes).

Certified number1,141-digit prime
Certificatedownload
Certificate chainshow step 90 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008675871976 --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":1100000008675871976},"decimal":true,"detail":2}}'