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 #1100000009028769870 759 digits created 2026-07-31

Value

237964750822625181380363115062136240571710565320472938115123130450352803786365635072360172986868987868310194503227548521671904727574340705787503898959158445322202282864087561446947675888787258224557913745923904713063576322037407164897502975647776389285287118694983487685873018672519091246437401893013233611826827589404739564151097080476279775321545289870615526366459842263301477715750747157070410351386097467280155164402381705489468057850384069957747365747209482389042110790985037066915100313329805003919639039490141286089428437733626600560830343898343524749831165911369616095256860825753837971955227640001391389422252756658024751025201309727517417021620430342960765735609443199375811359902566517582419448386875913436932477017982703466566557561795166492754457
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,221-digit prime (94 intermediate primes).

Certified number1,221-digit prime
Certificatedownload
Certificate chainshow step 36 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028769870 --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":1100000009028769870},"decimal":true,"detail":2}}'