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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 #1100000004940350141 1,211 digits created 2023-10-25

Value

13853906286124528797398548140060862252445089086514018376462380168939424459582534089388372729217394645664423156757945206354622533598118450122753700991148561898574749370168622027686899277043751568872968221335634031285246762988225700038325176838454288047960286392265639034197411847482517375343888263105910625721612209088725741151832248208658910307121944924926492589618729960516498531020244820747383516645849948703596877731496164147513924993249481983350449071107480467770035627572549920823234717857266142683478134228850667968539788310865939790776739152310964521171491466289132938308451392340873710264637435476833412209779685055026935165297976151041944782535057907748487382719372471972086111199787211349609626415247469725888859414449900702318626110448046748860722663667133195608761472269711215798028180338877481460422573691410882779230875444630030758983282542621691261823998489216587782541457544678493314616582103065162253159142250148006700608351290071865559760321025913985889382918382730007338057690846803540647659406685718876395788764889549889753181097194387777572987459517435032832368255615562070078848646859735133388503810116855667985247866403299296847487983436274182191498481198248937409317432092009323821467453
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 1,648-digit prime (199 intermediate primes).

Certified number1,648-digit prime
Certificatedownload
Certificate chainshow step 53 of 199

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004940350141 --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":1100000004940350141},"decimal":true,"detail":2}}'