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 #1100000009069978817 663 digits created 2026-08-10

Value

107962281123329500762841474609124620513239283284828294668895104038881388451033545880684611588743741863365495115174844678755512328356281707168450602443331342266147934616131581287736747543572300766981887903371944224412772142606542293492096335994490186479828834521551333606363366658979216495381345216137254377811157263300692200408929009132942328171683363879754529137110262847166839042356484409532333735966710537393356087161480247788831409263921304317951307841879636878793379293607629641299894203642819740680846310222237628822639329549096224577413915072578656403961707960842899881452205785845145734032716723802094290700374456004874301574615760028020175078755508534443
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 113 of the certificate chain of a 2,002-digit prime (160 intermediate primes).

Certified number2,002-digit prime
Certificatedownload
Certificate chainshow step 113 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069978817 --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":1100000009069978817},"decimal":true,"detail":2}}'