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 #1100000009036819859 537 digits created 2026-08-02

Value

395835471005027637816294152559041188190913305799233731368933883098325681981016704050970950006681210481567541878043181332369661932583800620308119826610081779800433717005674078969191349613322498245691422568033810683184268788798872370061995384662499825565298850605507686556393921244335930999430887506753099406406528492746627450985078416093022921779002065560674585844809767536023286215115937437258806516607755836760148261903326252038685783811388477288766731616964870864390513099852912741169286998815071404606542886556689732648374191814307109
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 59 of the certificate chain of a 1,238-digit prime (97 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 59 of 97

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036819859 --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":1100000009036819859},"decimal":true,"detail":2}}'