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 #1100000009071048619 309 digits created 2026-08-10

Value

135771396242798378119804478774370405150161041350341388490602521445893011747012650926261023335193334569567776404938051712362991281712229758947570948114728408699768911404054460379340877810947943481603224983631848698968637482563682845864206729876566807855688805003427003996390530570001553822870650892634603184143
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 181 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 181 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071048619 --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":1100000009071048619},"decimal":true,"detail":2}}'