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 #1100000004970208331 460 digits created 2023-10-26

Value

1243416580986393997506331827872185467720080195790880505884800663472928003964275566425631788421815604745711782945893743457986145663185214789537150020403218411559503786419274482589182393184076904004861475880757668382066675532182880637898120419513551229154559960717196760641653235225020094578355444593503152830882907217325789264969447968968255002942252003278002132709879595391681708426209123587319330912519843416539510725477087673398241495628945202963565778105183
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 1,261-digit prime (79 intermediate primes).

Certified number1,261-digit prime
Certificatedownload
Certificate chainshow step 55 of 79

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004970208331 --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":1100000004970208331},"decimal":true,"detail":2}}'