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 #1100000009079648420 416 digits created 2026-08-12

Value

67100007996452264740834700104493726451412224719187043276062299322004798941794520642267356557177885730999345715447526493044928674600198064475993668980935429696584583671358889946738637563546851413123163966892682844882334739387493803742228712725695397912175636953408804928216218252870576787828239263408964436620451372899590295247973552421408159574662031945553875750120883779795487346975020234010188198927141334073705423
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 120 of the certificate chain of a 1,904-digit prime (149 intermediate primes).

Certified number1,904-digit prime
Certificatedownload
Certificate chainshow step 120 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079648420 --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":1100000009079648420},"decimal":true,"detail":2}}'