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 #1100000009024093520 887 digits created 2026-07-31

Value

84491217376031274260830177572232489535520447305365515720417199019855535182369665880922868674535218148835882187556452487877443305148680339079532935713220306193735776873537968070845204775547383117025014365006605327407683209571731766510870667968377900766144751407050978921371930704999265876231355033411360236457968944125237500204015302164870091791467570384688930090870497486099362359604830817230849886612419462545289427571223697248709735133501654591432025016154067791147430849227262770801910405923678145766749617604706859842345749662157954584951074596364652228569327685070201785807527244561479324566539296102692303452197586531991942722316428406430983934804229338556916618812479814429245152649127750607957081762159866090406513778834113864681226002457864999418625705980094917104275830707398234713451160099211889024181713311106715697240740058300034540032227582884139080275535506459196112710081
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,190-digit prime (71 intermediate primes).

Certified number1,190-digit prime
Certificatedownload
Certificate chainshow step 22 of 71

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009024093520 --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":1100000009024093520},"decimal":true,"detail":2}}'