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 #1100000009066301963 912 digits created 2026-08-10

Value

374251164417127478529207342539338864943639451293460908766764097428366843373007333229975366568892510309502374071959812755746935712835255091139200066497488058210766967435931349303366326312880924802045884693949657626791676881249913758970723692930667316602646841642529399247064329911675229255757583587248038920282424029626035051330426393913747356831485444868329369097089628611032947328489595519375114665673299809149805099790733255649909570264744205463093701124231041394884469388575439268959378189881906599872891584867683607036369035334897916905912110944963673309206328845600352140222423660924051251266696843821973933656894779339628623405827063425047666952609193215979353012542939765859939318967789964295548787274928464980932311477468304708749716595461123650846838961443914607921545593436681226619441032631775714210705336726268573117334292049308358594312115841778672877557221658977302111157633921697624024067399397793
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 118 of the certificate chain of a 2,399-digit prime (184 intermediate primes).

Certified number2,399-digit prime
Certificatedownload
Certificate chainshow step 118 of 184

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066301963 --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":1100000009066301963},"decimal":true,"detail":2}}'