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 #1100000009041887012 820 digits created 2026-08-03

Value

8597192577603758437869726153296497913557288712573800756839082916912463744861594004632711438358670293506935986637255392348330339981961787578315891493925664125529417025368689735076672629298290978531240503830203347192152670666367757362152741904075143416189684027683121862472231870271096082608009937360455830436619113715876094948830383777380290760209538660231300464547423550052143692257299204608653026037930675451205440920213981170261939474687236327593902107672138555722692203338482456149795553522277923706679063732932198769780765992512103055442307371401979602965081645722107808269910336824412259642891953150736965362460915132182019477703686846704597637713219735201598769746016651846914617295774240461499548857889775734467180041480114670846435277944527579536859588206217998689603423318702381620240829854223614572689934477637
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 1,306-digit prime (111 intermediate primes).

Certified number1,306-digit prime
Certificatedownload
Certificate chainshow step 43 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041887012 --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":1100000009041887012},"decimal":true,"detail":2}}'