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 #1100000009046872906 792 digits created 2026-08-05

Value

490439956727174013336384021002607552571148670747140671504618472142909831136728269872037177079254552831683047425276755121506139803070853784079897295232095003797333704111765624306904663604892593458145369600873263493185567079459252480555717249368451060829734302478750542452358124583238225111279588243097596252651792061265149551102570671820679621231158548362131153911799860422319734828981512698640632526740176916018280805953434211447186847818865584384516103738047319640703022214559384281612330721944874349707089972975098075416285081858615911545654438012948492419660409561642391560932422445511471003631324124338020781034016130381295800936515332648035183423844604632026454310937573515353835482925899994852885761616571810798028761692836486009041678061908757809998764237053018751262452618718067597151
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,428-digit prime (123 intermediate primes).

Certified number1,428-digit prime
Certificatedownload
Certificate chainshow step 57 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046872906 --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":1100000009046872906},"decimal":true,"detail":2}}'