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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 #1100000009059040411 1,087 digits created 2026-08-09

Value

1789197053248453353194826759801008750844141344510959164093706628285467952822469349996894684014422081009630719832140626647490384777013362142892581650987736721446170632296061629773851111410097793368522368223864506076741910853120375331247843930030052947523486710855793590844575728907351097384088802393029177322582786139974242433389033904319023088461307651908530930578238250828506729807995016823072569100550519285976836797361618735336898481200341722657036192674841962191784352519899261116710846901530855946232064919904511072867512755960773921384374109982013545606044155730494879959210608381392780941890313801319557823068608702048480617080535112919841561273225354256190695838200740120669777787737562957261293798340212108352262917420919796936030613936461572682046350707650113515771041378145927442638541197508537342361887537076517225999337031317378306313044564274725036121425645714927647313359653210489669083499415251573726375748337363473933639164935027395751111270678139882912176399538671888420765948811376622576295093524574136568950508324802562752531964039515490787497066184227433395670496869
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 94 of the certificate chain of a 2,260-digit prime (173 intermediate primes).

Certified number2,260-digit prime
Certificatedownload
Certificate chainshow step 94 of 173

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059040411 --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":1100000009059040411},"decimal":true,"detail":2}}'