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 #1100000009019417619 390 digits created 2026-07-29

Value

168354729563744851062767219998371400656960985120787306858733181608307040826596614107789142147843654623816271951431338778866914888711364936570252329714709424898248101329281513765274108854145170977613809585566995679793038735006311696579810036779755951099305177069370477274894778825278650653686011464012786767959793878507339419123058723416784403491121107755900590151696846731551055955120726539
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,098-digit prime (86 intermediate primes).

Certified number1,098-digit prime
Certificatedownload
Certificate chainshow step 54 of 86

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019417619 --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":1100000009019417619},"decimal":true,"detail":2}}'