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 #1100000009019236520 586 digits created 2026-07-29

Value

1509936792601767408064415004612359930508350600620848505897202825607469542570648177995265212425523645180269287674722300103158829838409246942026225549623268202278453192841471275924172491266430058811407302181432649107558251163699491117788542606591879277288488305030672262883740174911821346389010688116086317100980330274213043980326758033831825893886444732579522412082456173462739790759980590027441124796017431193180476093389156087645057442664162588590934869297484085718904240759697312267761904135043499611338883196395784425673689554079833128543866004510837026648047464301043129187448829651
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 1,090-digit prime (99 intermediate primes).

Certified number1,090-digit prime
Certificatedownload
Certificate chainshow step 47 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019236520 --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":1100000009019236520},"decimal":true,"detail":2}}'