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 #1100000009069583535 351 digits created 2026-08-10

Value

253864820472090132995863873378544871619136291053798359350802838117987726416012425764406070423706630457689552279724530168758506554828238372472284266744482553923454879185592536702028856699042392950045883573041510908157005698287814914471787041270727885184165041853639817741428652266590157943145648579591967913686537852846740934375536097175692424046427821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 117 of the certificate chain of a 1,759-digit prime (141 intermediate primes).

Certified number1,759-digit prime
Certificatedownload
Certificate chainshow step 117 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069583535 --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":1100000009069583535},"decimal":true,"detail":2}}'