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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 #1100000009075284090 2,068 digits created 2026-08-11

Value

1483328334620483496839701629010567036153223470372329769114655697427309558910676664530474192468183370933894280426778632865521091726367680409649288102296710518311079761046039677535032916402775109256198532343580344360566276845675051642930695869510068371588049868273348936803478470994821707023547290732800939974560406459431210355762230955629006982951923271691391910061237236157703269131663077817575822193685681866057186186947287326155907629631289433331988995027307070035910178607013466853825708777835455887212069422133360671528340852875006443919873489958423765597435550892911045431894060130656504991954625116617041295237618512783497321011715275176051354920113559503133242983961656027954543123634356405638287328601010266505522464387682591906825357381111706703202655869599985699591003561012210912076362993279179356812814007159435045518041480399490721063771744219462768264680638902389341644559570246712722586492029958073952323380388219483877897175983169373720393329956318741041824303398206290622807300376425828073715834592092607561854241241023248363155640448044183305479240940366096335195085155570135808309254168183246145652549226989293534894311698875720935626097235490662793403848476753251454854402177016119102947844448834326566794117376571831161406407028167206305248764192078357472995054339585791823614983239729233906716447268182479081439938556214905529611456269925744096278585791111682882557845706906187987320099624777571085489285631778991685797117456327363780924275762108099401738502114614754818809261207984400122070966884901539015644921502315064558861656146373505773364304382701997978142556764647506403665247629411934513057974206498292779700639943161367837474016412108114432656662619321621168494531841875929388778688772792923552108089620053896705231991970966766485105661820399440216383680666940262515619245875526823565221540186846099842917466059081003598065142015553317552084431498221726804098757032419500174089295071749773223053883602417089564697859206772711794146408482637816952372172262028969858098692866763447411921294178561845285800779155862892315565086886516898163
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 2,128-digit prime (166 intermediate primes).

Certified number2,128-digit prime
Certificatedownload
Certificate chainshow step 6 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075284090 --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":1100000009075284090},"decimal":true,"detail":2}}'