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 #1100000004950644872 406 digits created 2023-10-25

Value

1080699328555853940743603933411772189203551565387955138923311879478248150118342005973628897026241115012196220709665050081760947728594922279702171578809574970827740019943472475725664691415065640539289669036854899025603973653278445963066596542355397755152406822659126002776897798517894405429513675767636007898378050186196453656955712153965329593793745973003670101809498626422788707587259505339334197535579567
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 1,515-digit prime (123 intermediate primes).

Certified number1,515-digit prime
Certificatedownload
Certificate chainshow step 92 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004950644872 --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":1100000004950644872},"decimal":true,"detail":2}}'