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 #1100000009073531570 1,673 digits created 2026-08-11

Value

16536874712139976607278633757007583892585728166542092511463353734834874971894539499894645846395452066556112213769345422362604813355752919440457963557338762055028470552455825967593646184556927348090170508075304943763541206256721335877629023216010372067108050951869754732812678682207075881583860186658631375347711271459933783159332919609243600744236514853663158686266164326894666797288329430091941060468996718137198533868166557600323480047453594236479924022065950445316451570824727926949874166576362553407626429703989697367609136864850133093276510845941441761102158402991034087853365574881257518242272468330738296397233366843679954823540360203046202913819788542460750192469792013851998250675053178946925239327544500911464437381907444139856989496112172954003531294897578708201592513322878681472589059951134579085560212275622596919283167677015302721846906776377086725480522411990511119069703324113855364470179937526342461259879462213608999590050705792293471475884952912868703087676115843980197654046830636103970737281704081802812432618280827959773442858530593025941337535723484376396111112396207994191960098890202206193561907445889770122088151573591480418635679941829751669148966987020936489503984061090509048448827886489902721081757832633586857197983018871877847273570380513271461346464995351261508963213311947171868410339776481409372474073030848118483051336510166573810324685812999487249632905785951248346126222850908756920376366950071830585793336155765565522778050736359040803441702222795215238494410894353462989620685623102496744611560506932546135953448101597336859871451370035489234405231584549865208965161922432220841817504911176909576234457348843867039601162473576855617
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,008-digit prime (149 intermediate primes).

Certified number2,008-digit prime
Certificatedownload
Certificate chainshow step 28 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073531570 --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":1100000009073531570},"decimal":true,"detail":2}}'