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 #1100000009084007915 445 digits created 2026-08-14

Value

7420854358995636642387467764773068788855196795423675972769618378578071758123406207104589395796636805884439390121750041120875343214364824052163282474025160975215822278246316935812950725614379639596211450937866001586684326948728820292872111661162990852540894833006291161704238159111215476228095895080057023416451567246221187760891748502220348289523875754994681095534429230455553954909419960473197746670734905559284387541909452661618083239933467039
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 119 of the certificate chain of a 1,940-digit prime (149 intermediate primes).

Certified number1,940-digit prime
Certificatedownload
Certificate chainshow step 119 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084007915 --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":1100000009084007915},"decimal":true,"detail":2}}'