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 #1100000009043272771 428 digits created 2026-08-03

Value

50655926322458007551101861383326826716986578577491951942572403909136960776230429640897197386788738455906779052043422915962021378538152875597132665018704532194584764111370790757557399849938036534555806311485845387915693710071372406015307304107732243572157277379231745380316142089236064773650984487024750955072647917889239926285032279828265549287717773050206510212713215063527104306760494208043940046974820710804808067253479673633
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 1,354-digit prime (118 intermediate primes).

Certified number1,354-digit prime
Certificatedownload
Certificate chainshow step 86 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043272771 --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":1100000009043272771},"decimal":true,"detail":2}}'