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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 #1100000009073140377 1,731 digits created 2026-08-11

Value

402702964465923769185291811333491784571205518213110916297915860642965520581581973588899668894663126955051114983773165368706455516384521609862101647464609676169350740226651292606251741429819286846980027535468211589903310222911636020448693359204409735078658762238579137725590407853659651099398955678675546447398659677194470954035284812007115649704119511078066422289443972642716013248732121767142133293157880260065116923688634969266883903279983822991361996711875754938082112187348311711696353185076811648651949163715307847092428748926110635419557716254247630496511899804855444860335989698154492814962155316030577316146588340604666828181652801227069656599207944956953435616436993066010240600588803944033894698018292139585087811456123207696486944284682314644335262435713979019277642406235495974728917244085588517812354525493102708863014567624515262907434345499750581965226470225813027142187994995783334337091776421799347559186622164614632298778594721600700729258132393720124950313398041122166370896374675842670622615517533062153976273003505645788602832824240008032598839437386397081342269738772491602426415410110527157699083617762146960045975699614435779344738782935673440612467792040721294738811943569876014556982197320653841126399316160367966947260853681833300971051479998864310894004483352629265479899631990571936106539271849200952045014806933139950765830910698107185354527491194026818197637652645322291218163293007861128519081655917899655968447256297866554019808592242263317650266804885321110902782849358631301118620288639389176946769231954304397144257621232416716344661584099448822049444359648090066381721842859762878355794342238975213259103518681112054046688614583548029128009206762442209690588152263471002458001930474344560611309
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 2,119-digit prime (164 intermediate primes).

Certified number2,119-digit prime
Certificatedownload
Certificate chainshow step 35 of 164

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073140377 --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":1100000009073140377},"decimal":true,"detail":2}}'