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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 #1100000009057729100 1,609 digits created 2026-08-08

Value

9334576271448055350906827068372077801016320359131108901657428985566610132187797022787653682677356795850422836658078540151844171408271712711181184825444938692801796962480708565439807433034527363965386636585926673877327526372524816492929757214358312480097673832234650293683759870245757646051785470849113272881743035444068072476039351791215773545959195509070037334688114517668910761837112397727737426516730057420565923351779233022387610035074501475038062280699359685525360831662019065550591706151689530572919447468278693755632480468891013235698356067557200306203365068614940952941042780685872912027067203033634142395951615389726515044395330251209683304668404717556124956492571074061304165671250399108253576263080302133481479752245726153148352005939779160149783115324863516364497746191789917964990317594056946826995097447472264453897459666387799529706066576045692427373240221609721104838480246493356412006396310724080258440263654934741314208533348369133197235269307300866627489270109011114719835792283722319444462770667145801770829099175117301553718050217447942657127288253335521506922146692973960468381351987935085203476677092188324046239132042162063417768204788791114695306066497726936331287698264711896867913230470452822326186938057215088502570398626206768937522168813369707909561955980479811255165313579033360128454928277201540587931865139028760281930451549573922729541709835515684261621858130573638681222707409913130174805947826940967532456651126559772043972737943406104326503169578017971543655299326247805385004143531739865960692471357281795160838550534412704017196330764012799934571351632120727860155798067
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 6 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057729100 --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":1100000009057729100},"decimal":true,"detail":2}}'