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 #1100000009008081689 1,037 digits created 2026-07-27

Value

17893371007538345405188155235199305917625020327360785406826745095106899449582355818457171040014097194837230637887495712578386840425560705378453176067714700376389892533861889880141260988849046307878864256404923447767706097012418769095260085095725394287872536927157911093640372625825225830863180548928668408608209031092553640449512679302471709880776242042358156902273106597312453353285563731218724737169209517843927946675988541990869342753214066426485251552908308365622292367073193462746331149535928606261663897414471891723927446821689581300537727530311046616490301478439890894453960366224470324679694279823162419171488396317041751595108227402404308158157722825300814509954728553882246992464904983660885292822634568456346624405909980581435553652486596904353201697690773474200562969227295203253953311086459369748122313903737003745868588351826070825698220105552384458480181988098607595774250601544805530485597144242174762648395016693029523000763060985302941795301858470054571020631225620207964026223764735297401949485382445314311530757255567
term 1509^326+326
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,037 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byRichard G.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008081689 --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":1100000009008081689},"decimal":true,"detail":2}}'