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 #1100000009043222096 515 digits created 2026-08-03

Value

21776149849791692845758357622112386597924531199811960780738752834324819140769666033081597495286248638442151200651389633699688755675414840180370825185212214449589199998237127598503346708361638316032201357076304081915753732805827379783191859968480571198111935094494521782190138210301983494520113578137568282583379818141662021030668458388127119996153376354192467756209402821556958736038242202476841134193797898065090560547485819702570683983832962926937521675661554167635398825914330569257652022335160962858833337258661
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,351-digit prime (104 intermediate primes).

Certified number1,351-digit prime
Certificatedownload
Certificate chainshow step 68 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043222096 --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":1100000009043222096},"decimal":true,"detail":2}}'