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 #1100000004965119404 584 digits created 2023-10-26

Value

21253946044767922502230319288542178501597726676811405339411455177734572124876644390635026298953773586436058880033339933972720682897123792396504994772242382687978090456644585622410377748433260487152990003718023186974162670042124413770745606439222022942913185242168510478857557709196074888479233942859575889829411594310010336738904964441108192034981710859642559531350966211285470469043741346092036490861960513931487218124051914765068011431793407109688737701643528578851540742168354134770085685292380126238549798747382646437422419208374658430185329660685065047970047134970082640849958801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,312-digit prime (136 intermediate primes).

Certified number1,312-digit prime
Certificatedownload
Certificate chainshow step 72 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004965119404 --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":1100000004965119404},"decimal":true,"detail":2}}'