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 #1100000009036661913 1,020 digits created 2026-08-02

Value

920817649121456157191614013287002703782787682816210302207232611537051050275137101170005527340911176152605502854454724306215528325047367837330023437347146933179072313614381499716714218105461756873061616022125067438606167156807703980760649520878996628342458929092681346920975957943263882567003531866084226226703652024334697038561890679297484377195166710271515971645652376950614878333175497185569393518074900497314525228393246352477185430848702487433294884035503991903059760175948387728949921898533481596686204300204727137979627476608301001303476207087442307721701214646086029643319949896156820789871066289246425005969055789947786371146989118665295013165776840806224943177917095482594359890344519022676393816640890861202494687457614964469706666767519905192977669844383101262622154108070861812644732065306825712691167859978102140437065303734032047079130920148342557760374423824836243434948944130503775296348209726537906853241270218508625113438287481396675776662253984540853568977225164618062848320207977264223889453613074013
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,236-digit prime (102 intermediate primes).

Certified number1,236-digit prime
Certificatedownload
Certificate chainshow step 21 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036661913 --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":1100000009036661913},"decimal":true,"detail":2}}'