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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 #1100000009046760451 1,311 digits created 2026-08-05

Value

305077916913881291743183260513588113661960481895792029923321671018376706213929161010880406353112014478372671191240508332580579825529674220333234641844764368235703895242167940133774276849048845854653508518424604234771292378223701661620368511992618518851732301897287322555662084073769999702753934906888963558681395225900671892192193834463543174727771192680245328924815965394797520230886132491292784109772755853009013278618987977389218284725329148366420421898137341771400978453946491294630577613244090601208708140019645051037843664043592734735957368865278312549451850417309363809864831013605220999163452167269725652003097065672287068156568025469109286677262984363313080871225059588106060264950981516641212137638889980377431669337171603266820830264162391519419516374223895055061933802100861775500819629658513377630621258835885001636635514835204651989840057711634617202917645068785011085661368150644183777217001891925661786478104114598645489360374628663628895911596852257924888907591290729041784758581042317427417958824093684984635498973474087644728966602341603739582954435098698942188683642547515659175764394458236225582041001377555728495061040358047725880749572005131120472493573956471084803939768283624187233512345579568121818338951274137266448789548950872210164337504831387296458593257209464744700301704736147109
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 1,421-digit prime (110 intermediate primes).

Certified number1,421-digit prime
Certificatedownload
Certificate chainshow step 9 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046760451 --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":1100000009046760451},"decimal":true,"detail":2}}'