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 #1100000004912873248 1,441 digits created 2023-10-25

Value

2157587475767909773654923215817442856647484655978656405356946628220499145653845912626468221104676624608238756402131558946233397338075161272823061888533240303166789862364744371070688248986034233819268610467584128371903364452952882044921929325869247288411554728942628307868384296345229457333981032772881849169588381534819857153152478236281131126086292097543973686239013674899045503740918939098069714813467385224139694907776972258744933316530291691625038909767981492319176642486895404690246743243014825287509343568661856759813371249327075763126932982140995105400232755361757420056362073889090265735141300789525467064646001217329179604716361726696758235892790917057332734845834783235678219403920986465862390024119685995669407925383348201091064844317888197708492811606446514367581398814310274333563733295034967140785177903462657447785560863995840432995923093380043057696177824956403964708297496920989267489568021597979351829960669785733746781520104510605380004317490916034339994212844183902654519901363508561652060451238671292891725680754555779864581200407159186133014722343037061311141683860972614147015682035552335792075736311147432492546207749298289670338023244462286791224548821067397352113513998827716287143264133390154206092141708995249695798299338561154254710417782255352405527836949320053399224023878190165667929421472066792952155201008671407653257856840822009336032985936564000833966786594394791068408320005412131063029972946779883860727
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,000-digit prime (266 intermediate primes).

Certified number2,000-digit prime
Certificatedownload
Certificate chainshow step 66 of 266

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004912873248 --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":1100000004912873248},"decimal":true,"detail":2}}'