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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 #1100000004877603682 1,165 digits created 2023-10-25

Value

1966946536653660607401826445787820864398305938722572743035158423225612975313537625756341900071475185840663603536501498035156858427939797524330985007759895632614866035270273391915930442568497505170118636069154322628377330498511275433571579217279459137977799578128022494829539266400968389885246485646841252155047443518447959379684601534188268297647291269989684059779620466573094966509518591680988525340292907001186545178096285311383152150715442669639304167486858193575638866751590211769812994563542505578612530432903136868533625502594381785160444037512138502122260026825792523932983681311853854802225504724440602058467742903042103502894476355827288145181173675086908371290114751539460427347260791691796614434587498048200403613956243060633097997072482240995069670461820594904446151543162866105751123666837626887733867124534061617806362734666568771531970494340718767685010476099930509039923899820561746528405734200751347443338590915910777964085526000875453597341378458102974964716408137342887796575287170456907064427693436605668716025672253108558258341400820008455330740935993082188631323061341650409622252082087549357091416752110499426162598299578188089982753086540739
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 139 of the certificate chain of a 2,442-digit prime (311 intermediate primes).

Certified number2,442-digit prime
Certificatedownload
Certificate chainshow step 139 of 311

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877603682 --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":1100000004877603682},"decimal":true,"detail":2}}'