factordbrpc · fdb
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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 #1100000009036789709 742 digits created 2026-08-02

Value

3538966787044439083654768020428621886488067706684354511474624535189090457361614624231074218052196884261332575120465078949468314218794409975773756145749648276982311118541350897296769209773991332784247851857096943578207290810370976798248477313295133657271532534322037872946775192472804714173453563401747449650217976783609565065246621110060109780504339938730137232584959599322933474579340995989618393879592425269231373223163027583264048985249934257834725914647022033579927965398128849073616575933427978291994036897459601015834430440501315555760102829540510312367607633848029537788847207280853157524355018156304930294007186088694714274945551929603047896133475416907590415146564175645991450890331847019340797160900881909394779880458062371316294081
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 1,238-digit prime (97 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 42 of 97

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036789709 --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":1100000009036789709},"decimal":true,"detail":2}}'