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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 #1100000009122012999 2,027 digits created 2026-08-30

Value

74895114958819841731927944291220083384688124830562921029456587682395272095773580604820579244805829389643033175384867120706499848519997330467614097902048788092389025260521085070043653129899486935595676204629152403531251591688657666791887662962211186282806576608394821992482250252804225789721010220650341610481918107615343586199150236359113898940966362135659943599332851712437085053291456624986216292949188349500435506329777839187320034377406413516929410240444423249667113142023666091875187774279045197455977713464600769597515456470957939319513859212417016861839249378397849556724624807490187443362915910733234372306155510245105901322673285288661195446978139072440431391605353183251076633996759224797611562987496221018561162007408072144099426428542251295633931888958322908296330176044389547426385821010938823205520965276036141669386713387539670459189684039332152269826675835203015914428033198699894029013446498783836420872164322138815974008734565818714522991701846663369807985542365059645133452092321421793756211273860225341172556501099752020067507471123168563947422777350923024195869317022508251815319709277812335967586403297116322288239406871787577370837657178779102641064650342689693360984101680173516958801774733198729237301172905311749894824538876943145989269765723679941803766913560305591608780850113472429207143096474817434225882093116787757719542384133505976906614281469557047110137890672881547953352483595027881810282501295746069293887292799430635900707789375022804503528405421782645420102494897780884968575275729953760879812392442912512631473856836415312765656924030398291686998669763396488401561110126341654953156789491003591649949079037833313869349523920537492592824856663667312207413813605650467494297766884595019923778237249294809568374592161685634416972601247919431700756276206076661550920176940109721249104666246087411356417015260274862309735149466934135181158166065828456712360453016717651105299261739334867890206264188390017979113777188691366256050335379236248865226603665572246817843628974014447997087342027837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 3,051-digit prime (309 intermediate primes).

Certified number3,051-digit prime
Certificatedownload
Certificate chainshow step 96 of 309

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009122012999 --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":1100000009122012999},"decimal":true,"detail":2}}'