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 #1100000009048709808 1,183 digits created 2026-08-05

Value

1429499056894943785645106866586680637653967016533432057919673878266735817698872912517428089874512880363807705744620352372186632235367903320099268620055642532124279308133466929059883820021973482691748199175100528857431585585043355960698373547516004288953887757918368547275542139297331057054266648018875409536065451783409204965895452621847909730856382505937987387232615828890447792680805169127782174636992510452608752405393279471565772500323163036973778613951843166557786577829836086091061086952906905944375819086102703210385990726862868453568002361652628397157259191285276917265720245040452293615430447509791688966185983410557342940473044770237763060652175315386525764351168642511446620118789673033302798792048202819218618459678800632252150095431772691237502789100184378971805451912695003806486930660116522664641129494913396219738366989745480353984632788134292130764708798564272044915197866806506026251135076516037756420383235350853649197929136712384316434410558678400500951521188600895057790851565528151325389983661200014707161641241239404011776788040480795477435760779683470713606594794530345544365913933213564387196013961362254165544843543233969945760017317370777329428407121086691
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,502-digit prime (122 intermediate primes).

Certified number1,502-digit prime
Certificatedownload
Certificate chainshow step 29 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048709808 --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":1100000009048709808},"decimal":true,"detail":2}}'