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 #1100000009043372564 680 digits created 2026-08-03

Value

11310475392379041669616018555991992742405403906517218727765069806521485505515853587370882611394769067706613593083838885894112371583830271666490313796940926405467264928303420113982935381669249308659838023619550097689770776318119881412252169760027957755903311424647410612150174801506342087397856435062961986866921418309040421444572635201844592750703594475591927593036842538689368341834542490509953118487769499028521771842992481355288330502973681505212665987654936508736643430913896639953347295967153042125374200309513632003130236182280655746569857476699482671061934390385143794117306932343082022400433732944638712830928673583633689526642278783381626897254351678716058101426607957129
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 1,357-digit prime (115 intermediate primes).

Certified number1,357-digit prime
Certificatedownload
Certificate chainshow step 63 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043372564 --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":1100000009043372564},"decimal":true,"detail":2}}'