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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 #1100000009084105110 1,156 digits created 2026-08-14

Value

1091480450995085604589456794220069042741446061346416311124060910231874098201639145624246398215130502882191380230465187071376338873035549081684679284160825691197137378272943893855593338706249180040252525549263862888943905265728555212933845761795206778297632662407557897093442513341878977329667632752199587649027617794143671789242500447809855155365599407568256946938024466148117397459202069131979910700581655130861112947453588887272639591860661450359486377692865812463693576609358123712305092641814872643639777918568427806375241901935552576365595380309878015426687406920053391072371272520276902795111755107092202347582208041101771691913463565122003186570010390550417580568164187149925480096410634245796026764471794314399245807858705637550832088431256487499208133790880900278993028464591572141404785002927244006107041001770121105653025108380288279716251944783684393740923513770513337170513830596565656632871895730681909488969824238687785368833302356608488262217634746179688188859544377817235322798897791507194574787597410999235330875753394841674632186503713523584959300664877851382103066954983493122531102656951642730610151183396821523082928645605789213022059
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,943-digit prime (156 intermediate primes).

Certified number1,943-digit prime
Certificatedownload
Certificate chainshow step 68 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084105110 --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":1100000009084105110},"decimal":true,"detail":2}}'