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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 #1100000004878115933 1,737 digits created 2023-10-25

Value

139669807488111981052997368446363291131853278929237040553491571273908977036244315154918606480377289424426289839710647310528394958295179817344894004499571338279285615025912646273303503736340088828185512425523829040745876235234937966328782912193219647916548682163267943336823229110681633451866764874929084885430908087809827682895203826433705539388057464542635670973079054625069793124605805423636578006407640837089587388595175573025354697815743977217819862237071541931486361133065416451412386522980448883497725163601968754502982016681265959921873174178661019953106648003128190150741696451490465195784518101528680936082561485744328633938978671292230176191787678040712897614868171793312746808725332924300954347901456768933432636516897816359459146116978214065664753783486367405315812254811824855333007946526613184487059926566653196659853642863238633948310279768727753261631804960711159600702758379110638679298189097647292211865313520752143239681154682180715647699988226447964629040622593221454408360838380265188591412596342077280543302076273181405014007317484164224910850553787317565708618147718152496133199353385054369164040258696002298745114436445027805491625491709970038143496738630729878673889482368499484215868335618602884304276068514338893978184687100931799953342196929293180669942054064403824712078678031353821948131803742259064240207596594734937088575710690448099100511360430442511484525847109012417237998035070125253294446776090120239208662825232952870862055487993204542260479526486261099967120598504737327193087741866666622288345725528734006856098485430906400332669083519763228080612769090827254141458629056306209831823766599930984649503865152098023568688672793737393013026216385377752719391652246760366184194792769794781052889256937
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 95 of the certificate chain of a 2,429-digit prime (346 intermediate primes).

Certified number2,429-digit prime
Certificatedownload
Certificate chainshow step 95 of 346

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004878115933 --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":1100000004878115933},"decimal":true,"detail":2}}'