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 #1100000009127305791 1,110 digits created 2026-09-01

Value

107899512375246173362424034623037914833012417708702429592399679359078674581512324020595653296061218975572528412806314105388028874874017562198613640486969075473649004283109074959793866119082302301384528950945915011163043836938047356766759016009549487264392804598253374553061932636284922202045888726179474995527332342304861517739083155054441429730409727856535729992631299915861365312893870202036232120261042098282196984703458931565560337562007002439440335851750594642454941808893657604860401711972581622166610967475186625188420845182885770057164902302751371979820020348093884903410708566469450757793262199199460054500846931619758387020251286879597963506061111804761521166405305537875738422300015800132865520127355964908842345526757713317647395262315188305614749339822283017627944486766596154008393607444932813940328106564791065761390527681647701514554953360224817193769361149850108891200576009619732669523962562874835384803383758287560230787936873987978145524691472282674944722267679108966668218314228847804613759737356524199619912328753117079139274136710648216031983396527156679149401757675705762738750855484649
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 200 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 200 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127305791 --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":1100000009127305791},"decimal":true,"detail":2}}'