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 #1100000009043222069 603 digits created 2026-08-03

Value

311397511138216487917553805777209423747437597090424359862042715521751132656062816433529987741924764671441653721303383280628651725164389483517155502954781890168687089752340874113278004014288581509552057404169539494226864776419016756755672461616906090916866250615109362054297182092122598759015738602661246772089836599824493091887668531609716724755172526800119467119396854324563594238539626896250889308166976375646277261676682505045012790400167142267752542492768329464249851678787592280808309932740320516101737551902477902757982879731647152971455714427842963104956963737178424565553312130062040093299380663
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,351-digit prime (104 intermediate primes).

Certified number1,351-digit prime
Certificatedownload
Certificate chainshow step 61 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043222069 --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":1100000009043222069},"decimal":true,"detail":2}}'