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 #1100000009019874523 582 digits created 2026-07-30

Value

181901039419131445861598468889924071983005610203457775978496264391837468442908106772537973569944127014755051319930602996883804436402500446335745199832345028762087197785172345792140584081981013213168156735184098146450689054712441863737304343832968801166657297787047450514242414697622856913824644808285435128197459095411065189540261112993168739402849128524314603711029764843580129211783739344403281761716507806649900146323248908538526216597078571311697422869024144961370725376505536138216557975034719661388219260725992620907605956832134052422009961420765963758197327722831586564430809
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 54 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874523 --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":1100000009019874523},"decimal":true,"detail":2}}'