factordbrpc · fdb
Sign in
>
?

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 #1100000009043118973 1,311 digits created 2026-08-03

Value

403685604341727983575351460848130893544225386821077719243532583642295222516246236643449656095671952322978759733668492856617353554529929099657368659676932706809487552500088675836979126899081131449584204764358077699362282603009887514826128949982010554329959219445441068267795001801575512786641266638293406782015161544196281687832082140831270257146052058696609890472724794226678294222194598457608868066159013336365045382296215845459129684082905290293660001831916066140129251974263711468908662751557835995935102850582934085258670102534737926266435361652479572085520343159018212581488619951308941846568617861503942025354035969620883102145605255249631471060788952405101653971284321028055230660264196528248831799620295745085874899563248968207464395176996946786438949770551247939408837707711419985972695026783320886258068862671218907471434420973345772790224772154550447118379266424153842483960026109153503895477214098701635511949057795798657035546861891182977474588106165823278847316821423987471451051517887734178532581922502164751302296603707327536037872103752659526908840451712429079157020884253071560431655973687877860558449920262904081315672984278456684284480988555737892893034721726239554746894355956596442333851581039439220944778317305124529436844507622272499219013690013957295215729673760748041986100993150148941
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,348-digit prime (103 intermediate primes).

Certified number1,348-digit prime
Certificatedownload
Certificate chainshow step 5 of 103

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043118973 --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":1100000009043118973},"decimal":true,"detail":2}}'