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 #1100000009043499028 464 digits created 2026-08-03

Value

69847992068695626487834790180161474694174038687278301129767440704039548447530401404172061295843543645415355498050139372504651654889634204136457906414180295811845375241759411506902190463673137282198941771717868433289690976805738380562088624752227430378928182596658445791647794221210578361140545731340677442666147708534026072070131027153254291304459448149709807514940398956017584817931263205928551457765873118250561231631722889033749061869550774781215955317341344641
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,366-digit prime (114 intermediate primes).

Certified number1,366-digit prime
Certificatedownload
Certificate chainshow step 77 of 114

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043499028 --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":1100000009043499028},"decimal":true,"detail":2}}'