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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 #1100000009074502680 1,536 digits created 2026-08-11

Value

468671445837554226857987184354727736385744061865320006277064463579411419529459968826662116407592052499490706543588031894587139033879230177177136084131530942554209165405116914440069545990785241899113043974607651214759233355343946781086739574718213373681129763543980661348144241836729835386443437119512557923914003332637640450751080100410781796298563805727957335770960998192398356708918945476468235566105371469675032713056074055676950550195905853558939484334313916206789003123884501681267942566999437159050112024620639926517148861107740657070418457663701716322542139503490399337055202982910457221167135619472109038517188502579876034915905022865139861273160755159848820930560767757666640048686476201392709634069014947672091639182350923930260435010640961560758925961398856009326770487686051315766858038241532358930767345023001976588102151569621806612670849729191857815188677904695219226203759524327962414040660170525872379555677707690411755264380261226111284889884912846708496842476016127610066835434181833441352374600526423267677179751775483998087239232077317300502636514508391323615582669409637508760565402591096972124322820146821532241662529219704068055221798460125185258251698355596840425169530062546454710094340368563289970100183837750970471779318688773686181883634238052925775567336133898872824286877753555561367244606379204037352337101100161078174030435126506107042497798180022005253835951459790948807159302008820920013084971127018620419782621116091058850148826724696790665739284222039158563907586270259527495192375373626269205489539
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 2,010-digit prime (163 intermediate primes).

Certified number2,010-digit prime
Certificatedownload
Certificate chainshow step 41 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074502680 --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":1100000009074502680},"decimal":true,"detail":2}}'