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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 #1100000009059191760 1,868 digits created 2026-08-09

Value

41053407817662093906495521372728937970473290685943194966793472459340507069780489317538330281287496655158264841236401490327306204460391749160727434504415322031344714963537493250370774704582643408111666270839747526174915024269684111217273481267428580647293056200112030178875463881597142629377243875460524660337577904178774002125840841230384316885990991902511096475453012201299791734881115268033743367421008538715444453084317728426987585327359842924448890283102066331562481989636418724082753028698713407164270483546560769187786254756913936674994423964020315367772209815963146998066940868140924562245573899447321386042382951894317110475560671788718791089582933440629894436998988891322165960182701232777637438647962194436896208705459693948042041165137002102085411280089232462180041499995537125530085052720773041880340805965529290341746993331933678950989263428864282117953324578379807394620393373005552081083869344192031959709733505594497775009276817346965230228842727036456871027244132526561847295236889189424383316735857929991040774834122349158695771182519852509363964225075268837514178545012185051511456380693124235265368364595697262217329227148971663790480909343950555143134874587974686692896711220788990681325106822482075837382060443912761134226668269397978338231722912098421561613676457150993943348543147447741420236654755796350483432111235191151290558599555139035762665853257836005547778922715520885058655959709989557594213394763111652722066768198969459295120788173004975821010349351826070026174601427226224327674372341588295052286063287532292440545324852910494132254752975746699612720943087709331272653090564408721763300382528493667946333478996055063266158519643134830405991750981203181115549266424609918346683978178662644194077172916894862089553997165483878339412018324435554209549688676888243641075687446180682945744354444535420991656014566508644981438026258477383
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,609-digit prime (185 intermediate primes).

Certified number2,609-digit prime
Certificatedownload
Certificate chainshow step 56 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059191760 --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":1100000009059191760},"decimal":true,"detail":2}}'