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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 #1100000009079887916 1,027 digits created 2026-08-12

Value

2259624391463402127306638770629722051117458238028643443183023506553161266448927975586195399922488939789807454696037566280551944481163118454691522964141973867585897019259438839889669432899982750540279264632561221469733749774513186584479078756543930805890445011539096752970165905157689524509674837609801896265597811560938780249913736711602183681215516297488029857152100924305508934739094156217975061250869321444249282535451139207296739110927513538938887356160731033050146331850991787834851614098621812641834332278957672802763304044992660916837861274452319438811138772481031580203529206354720067965927694561051888959182864242281667092586499501537310944047465895601115504786664622686348309880870956115777708656869355616722460887085213432040167827459242362410203189226105104402111512945797550376599148473751349089042985055203923966239092540311348098737906863030796620312338494082778402495844549099299950345115481023463218067223757164243486790534509310503565953559175389308606752971566638333177876663361797072753020361005843114411357
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 1,859-digit prime (140 intermediate primes).

Certified number1,859-digit prime
Certificatedownload
Certificate chainshow step 64 of 140

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079887916 --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":1100000009079887916},"decimal":true,"detail":2}}'