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 #1100000009041818403 668 digits created 2026-08-03

Value

82705939826014147066936652134422284940748542516662561269404850017954649524526985600677707999305259072770202819138952070624899035316854753193261336047005215474332932009068933002175425827427431389876954030402293635814576362564753360928221606924911511788816173506211221466390545187954131933538752925055675082587526046304526782834080992228897742230477774734667187685847252272319736045075543123544917435692141896746048105174524706991432713772691721291349702283536809332570223985047094750238125295016927902642719618220678619283602499065317569131719858584717917657933968537391432963915117273091091457265107819516727801239820432703957833701015587526756312368459295378625484449
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,302-digit prime (104 intermediate primes).

Certified number1,302-digit prime
Certificatedownload
Certificate chainshow step 50 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041818403 --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":1100000009041818403},"decimal":true,"detail":2}}'