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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 #1100000004922581571 1,821 digits created 2023-10-25

Value

241474334683422211745236008775953198457000390102519454681053746919675881263473144177150974139605665453719903489455035942487034450495723382442404655024298847912726233519159099308812039422135688590235682077836589342475161203693151037882086592418764118059816336264092177610394618419854985842404936096929091212707459321060603740361033356984137027757140426986970331282981266275392909707610454159144408201783963649336965536234027299168556443693463084297748234466819467380036258895571936838320127051877056024318957131130793955516719283181939287351722121234359387003253869494184614581965493144489735949391392321626539494457939083032044119630820102465803267086924660206738392774706791984622710493215570491728641452105951934618399342559285938026658037981088952944846511248347211640921423486250172818982884593100787855609916660639552790940339089107339397996578866608291122975037622946544958711416254708784813167396656884566743450618600860745318511781765910857757154902350097543306390866138612314410713061022210360319645969793266990822726330663448017634044022247449356268832453746235569419420519745995689236881040650980273093469922128960885990209512668981559101633118819522722930905759737653175611344003407196007008669706672345090844066411858460777987068932312202067285064643246082762319584050623988734183427600325748165352939104656502415002891452814790354476096561095885909360364974188394408161705476090109946849593251451156007075401760138229219374729394746175482705851513881061474482226421865150919961116632389037933299689196532974584139491448732297272630613305915196712854940745287045749939491126248991094308103534269336844114404558569039648372677780244332162209352043239643559597297105868315419579355597289595037216980822693264002638538124628613494142682519931522335754566396648185647938310845265472004949625922028152302553014449
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,926-digit prime (222 intermediate primes).

Certified number1,926-digit prime
Certificatedownload
Certificate chainshow step 14 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004922581571 --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":1100000004922581571},"decimal":true,"detail":2}}'