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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 #1100000004928140327 983 digits created 2023-10-25

Value

84805471309416808946536749631407626140222071288204182722675397327538016615453844853886309315633476329139065016141840330910041221415868121636349807497613087096389250841630694439340802146674249915456049401902275068656182658490432353228547477546375659481218104686997401194682162895430156610443234287311344877614642129704956835261523063868302663669752141343213414363704463154748977658865069854785997074017643916970564290019540257051014767688490940374190600382429438852717751161361830094769296735996850169148477669072650407572833279209352661621721535543822672490106829328463169472700964683785897485812253906761974524065902869538932486142208183937044164517375513725234067531560032750628729513248431097078560504228020791486799282665096780526855737871637287367696838808220661772380890848605875547025307928981109116239887056696235267376817149108138012254541754505368217607715544412606948276765208203274433527148478596748591010709604903101458834710554082981871702864506400053536390159486342181
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 1,835-digit prime (251 intermediate primes).

Certified number1,835-digit prime
Certificatedownload
Certificate chainshow step 99 of 251

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928140327 --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":1100000004928140327},"decimal":true,"detail":2}}'