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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 #1100000009048296792 1,114 digits created 2026-08-05

Value

2122689586275272137693068733279801693786452085208406271903116595762247825482656129027115858734780963858135672268892246025673199535470074299872889470766898190756699359791167192609473724493518542393225268925393222852917509619480055692833259910816631641555934530010678708693497359761239602675092169045918942266594158913941513654783616027483471988430847342956784293784568817205207503584652492298168603960738090134971955561117353111513144062544252161041153702706534153217372177175516315386912778607988171401106830361907801529006280291512970707741571966957940144915712251269205913783171076624119865626112027334870872133169214738247679986270879541073298601814308670773509486609299288892856917031708493821879230718120948311313411883024356387722971919990321494601667128582819460104009286287620264979629096738511671153498393771118536549210230785463916422818456475205436732593976484897952442697170722871723494375427787403501357509502768090495481980838869255331909953409754793754584047056733580463404057391753740508034144127344346533695257348996857872530952164671195002533097651091854676220437575677652669106509094602479485883
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 1,484-digit prime (116 intermediate primes).

Certified number1,484-digit prime
Certificatedownload
Certificate chainshow step 26 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048296792 --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":1100000009048296792},"decimal":true,"detail":2}}'