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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 #1100000004890743618 1,939 digits created 2023-10-25

Value

4649018421564944076929913751438343285851863899807638017335280122373137253037158006769061561692611156282665615087470794357617336310149671170324528506413790736819689065284717957117171269528820633823941342569164384687325019659282537493025815790626413554366132664719381206969123305763297389917625663397865003693588797077091537983413688877518689611242492154668195421216302088755669243436434712999803827927868123699158330264177900195956447003169923655631686840676903227012285331536530406456395800153340640112550731178875430307440330084463297915804382306997921033058422393997021285305183045778435679631402741193939356867606038117961704004960937251249503994406063736535697529730655622584738458167209957396195688281202522568718856685593314144036684255890606027875567932327867637025425942125419924866677798862619848994057578120728348037875674437936782649420475822456739129969756944381195079487409608167484602296097858367071885589445882024579826124380759738536767987453912807337952959540368708167431591217289082870043327019882607319754363706962733309345751807569762203219245504023638859898501060049430782454380875828578949704373578742812969338513897511131836807579269882204003015577545173241478909640044037329718283805868587113967829094181796622028285452247404144706513923343110256457388903069608332549018331190299256737947703106957119915762403831967668049114656497989164391630317012727873280475333349812474579458483943629393842160894035085468911821772608771751930712167333083065159663352983301568932963324579079229849445340637128656595101432557250489386111776114378659090013728085039846537106400563375690803523966046373512720420208757987445453705359773461695386016328996604703399167539908800700492993262022518569434083593405558704484572824187817773062052561107666965946023709757995125524882410101386462755533470442486946103087342916873620718853874408016502188219445749035256708821742160690032888455976728260576555345044708155269845751139527628111463
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,229-digit prime (258 intermediate primes).

Certified number2,229-digit prime
Certificatedownload
Certificate chainshow step 32 of 258

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004890743618 --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":1100000004890743618},"decimal":true,"detail":2}}'