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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 #1100000009075638092 2,434 digits created 2026-08-11

Value

6472022143449215941852972965273288038727401303092741151848240181558238972700090298629288520684752357260293189096654685579817880181627610903138829086405575293834414923037888376703820646809094775814651369684682752071102342171301728752670046103484588581849250331855598093342223038247795229354272974440313320997273256103552127312557653587659253091536760526261420611670906501356319731156089863609264046048410808193402122785073436691807763269999702948166138865122662236828837304319817674949418156760846930102615490723715738957512662538203478519636431071883769969899394572961092239362764186832494007335663882009300080006637594128626769014419648154635861390602552045961836100064808179279989278626614802405285827959336280352538836745797605975856990941077083846793637640186382977702612729399166967761158865381644473672728093699008753410206001293429092682977504585905686982634508359792471533487393323453734437592378753028826244001487083692023184816087798853842260147551826018750869752641407572576876270638118611461098415626164743969559312848844952067613868609341712375364160238279908219021754595311667378103431610143863527693463748956023312852697930436262379914638779134755905627083492444848946875136678933344694780788223284918870867604943412535825525878115441537595986793777911575323290009174940362384351754301058246750555616836644272221765191014686439038269543461317194577949102624450103290697989143224873603165054057413666190689660836824114445863445707886548428539380167221037163574409940092500143125656179191501632360834430649575242963994245666109125606647289360917050667024186795682685679095210495147833423438719059130894258625954294294498009501973125886586779807639452826656417800197216764892756510887561861303298137846167698316301267661784755619568241718787706650147372713288045023535744107344881274694548857950982940458050068743497571442222834010323317504926144060802551828477562483238169089966659171279043804299442902302830240646208985587176320589451921286578039593628939921533718020644584313523757434317119222157485522666094007567396817087858737702146390156050442702334863049745612729174399752728630029020110688497873114109823067233269136065840576261216121333369953906045813207130542324041573429128482320579093580173855895160570096030265298120999431613133206794110980921297905399085468091180385191147024604316226343228481265810461900410447925479101734037479880594020753168239015816802427842339930268593959665708035436263935213669999033
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 2,941-digit prime (216 intermediate primes).

Certified number2,941-digit prime
Certificatedownload
Certificate chainshow step 41 of 216

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075638092 --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":1100000009075638092},"decimal":true,"detail":2}}'