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 #1100000009061477958 529 digits created 2026-08-09

Value

3127229227474206555277193817323269617702758734989905942195712071389559087203721334361294346120157713295238820433169409321539224311269243429542497765240531924902057507749786419967385471549817976572516589135252820337006017661434798251092365604290485113463832731239107025887263976828312341347491683215469028512913264270170943442543464948242120075887218767336237163044014931336649509847423300930033136855856515435742197655290889264549747881208702913771880696507062312550321795066671159115635609268025913243008349086694950305453561779
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 98 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 98 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477958 --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":1100000009061477958},"decimal":true,"detail":2}}'