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 #1100000009043895174 1,002 digits created 2026-08-04

Value

172667708411888708284045018913194632924352317559522544991787670443829682382812608508736110918173759745885981891115035924834192539509624863137767369185190299104296727116547960920970812406123940945339728022969506132814610270762168092227180228567663234752851346908679788510054111885751773606914424516602098675547844153404881070488842240769949170337266785350598820527363629683910458993198568039175216726913232034561092588921262206256459035979260731161854942535819697246962632969666455910879036921867760487370030699402541353006339346135186314499211619486965250983030161745169459612419047927185785358880711885944509864158564265468214590090854619659054698195835417744034247232564063402716424602340685586265158330905137128926557782266294266524110602977733922555703391069214995368346116261021824683340201917115113831973566491896611909640444700519763833634035261629692908203989748947137438389082548069853861039424294642493228907058120889475387298734242169178910123432350893898913052181917191073680625847769449347
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 1,381-digit prime (113 intermediate primes).

Certified number1,381-digit prime
Certificatedownload
Certificate chainshow step 31 of 113

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043895174 --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":1100000009043895174},"decimal":true,"detail":2}}'