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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 #1100000009046904582 1,141 digits created 2026-08-05

Value

4285310843258184446316296089384275955366370216275740590064963534805596464198096583589560492841058763250868746207167892751411696124764501486307527953218193639868382660507583355490215647667140339709268650056686117292261063056587936822270210607434718987843286989151857614848968370300411629877193618487198581954466840646657231393835420736437507129324728296114416735707289972210414144954975168184078585902520753958473849898704493655989941960831686725549944706263727579426610696300032976508655797719105092629088206581118336736419063427504459027089717402180846718266638629424687684352087114367682163679935776454992223277151587111053622066004701355124192066283786287540728242810103664567513765362274973787563232543312655936436264201811003531749676565201067576787793485888381251901649175270250170079435443308822292362536960458602375096996875535655338107549191862367257111810276379596637537768107348117317745221212930822818934135141847038907483929556699720118169111586690520891207770395048408402550416853624099589120943515766900614340255773623706662001102328150732388518164902957975952777102740496787667533589265960831634526109471523135867305097625367
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,429-digit prime (108 intermediate primes).

Certified number1,429-digit prime
Certificatedownload
Certificate chainshow step 21 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046904582 --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":1100000009046904582},"decimal":true,"detail":2}}'