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 #1100000004990647750 685 digits created 2023-10-26

Value

1950213103975559320813951323789375312856734807742315682788240442389684756511119238766695382393064104544284607684772887221614072244784726947260717335731919589914225615210725450177477149001461006954081229727794819135871827934000018041367741175204582353977098597495825021997340967668645278740875839121928291628270719569735968449220763627143554347018955281814885535420408255986025643350069686064611521969689497559066570190468706628818083240182418408414656064044661591884527562489806892029358520911082164524717248966538040161060438665015714974528611559455172131844662983644789557336396760780575659927189160543415375307034049757134852792552632404283278457706454303111443183568083349138463671
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 1,065-digit prime (140 intermediate primes).

Certified number1,065-digit prime
Certificatedownload
Certificate chainshow step 49 of 140

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004990647750 --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":1100000004990647750},"decimal":true,"detail":2}}'