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 #1100000009019457870 326 digits created 2026-07-29

Value

63530232699892671254781576847942026677926171305401832399802507499593370859277252649561335903305306040875246570815644487002192693952812754317574679974416681524210283328834335707449824588457735265515586430261552173201395149932912809085306167222896101901721859525648477066713054018251866854438921381451732386925107121316256444923
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 71 of the certificate chain of a 1,102-digit prime (100 intermediate primes).

Certified number1,102-digit prime
Certificatedownload
Certificate chainshow step 71 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019457870 --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":1100000009019457870},"decimal":true,"detail":2}}'