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 #1100000009019457845 419 digits created 2026-07-29

Value

78388086047982969560780249175190821298931980025636594068405454602760723987121225894764741263934496915532475086846625642033233028208841040171499747319680908285432875867676358215263090857248942759633595428364879171144419526766320742410092726576247965495717929815427584027538476455387772730761759733691563165654936036709754715020614168672779745452561995775988323058268275670181995323248585499063588860902003990653914012639
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 1,102-digit prime (100 intermediate primes).

Certified number1,102-digit prime
Certificatedownload
Certificate chainshow step 62 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019457845 --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":1100000009019457845},"decimal":true,"detail":2}}'