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 #1100000009043895333 851 digits created 2026-08-04

Value

75752486411654878216973338704369221686098304708341631504926338661456323477643745108431878023388555482315521988296375682040807051227345319906878093581984152719053397903161314843151332257513403525191000138557999997171147806365768480579012358066600942899846777978311637547827803022400787595948656917501850732443863023275609335149249620153609389954123407259624521652244463638159379429233618539262480839937810363029371655114578804357243845972870703891261320322787456531789184894611480057778763913749546488654660735359423910769591627071971315441604529619767701695987823338868467979815732590615519845755603945027778256078248730464310790141872870640866408461902420084254005135283035764689569612828387208543872523253901824959498173881998624068391784497695621625593697195879977265872103145914086705357599925480126946255069299361943708228120369113663579519218127
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 1,381-digit prime (113 intermediate primes).

Certified number1,381-digit prime
Certificatedownload
Certificate chainshow step 43 of 113

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043895333 --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":1100000009043895333},"decimal":true,"detail":2}}'