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 #1100000009050147904 476 digits created 2026-08-06

Value

26002671820833233268495080561433991084823679381642624160639177990755278960862595466823820404600480722876135027531488819401092282322477364925482002245915072204165067682702767140355353038963839932831331953286516640896020957596433301591295745570898644066697017847860235019946326523291312095082616148016067309414704600510772348856427721649138077268880818594818739339381386703228707704443469500204026236362041519054635815023976454182530168760515986130523911669048044636939341166269
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 1,517-digit prime (124 intermediate primes).

Certified number1,517-digit prime
Certificatedownload
Certificate chainshow step 90 of 124

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050147904 --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":1100000009050147904},"decimal":true,"detail":2}}'