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 #1100000008766978045 392 digits created 2026-04-21

Value

11927552447241895776532009748168986604541446047625272355722028181876946701229568958350860757716830799484683171674957520902916926382486728255944700377185192176772833088845720340833182005882568454418543587120760454424099995781211906235855219569192108624053001655203173351602077185882115182105683694793287764952002689085453977137496043065073489077716731718490407451710988843030406020234065886843
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 174 of the certificate chain of a 3,124-digit prime (188 intermediate primes).

Certified number3,124-digit prime
Certificatedownload
Certificate chainshow step 174 of 188

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766978045 --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":1100000008766978045},"decimal":true,"detail":2}}'