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 #1100000009070931942 1,431 digits created 2026-08-10

Value

977545036593607773080796166593554744378579250388861377285170874286577289899458160793375515909372989145595988774513342082325872399919921725436788769155126101042793598807695108974868145913966634275271338056317192951068396412375856940830516702929523702402304100550296864682660334357275779264222283634680425716577606925775743963147195161472069874752966918281608548821619334629793820021123194483741631714224829744438838337711111460115621668171552563710353018058779238490048538878703401972582409871632525316384631345898919213750476042931306065593776118518757155682516942290515346590043839372738235174463375302476356285621144569293296437817442152077174815482014235948494921118130861786012189017246558585827290263964936928430363966419783047084382857778710487566585834872216369607912655292206116298105848024088048501156281209173854552495556722439242961344755115365826454694493749118640800904476916058090644858661048548426102577129211248189172248070647781672059474308457920382736187453885613604131353937836763877383297997689881680949944511228113739125632792702277710578571930009381633552086033087717025021007455011409862137818999914618925329087969184355320035443082406085339935678454681598114755295760692406958912911730728813376398783022754100543117694803083597066477597665946410671854474369828838357303268984886873359076359512025732098961447639561713451844180333530549649219079476924163911992113358413642909392342347167705468668140390695389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,785-digit prime (132 intermediate primes).

Certified number1,785-digit prime
Certificatedownload
Certificate chainshow step 27 of 132

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009070931942 --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":1100000009070931942},"decimal":true,"detail":2}}'