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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 #1100000009019483565 1,061 digits created 2026-07-29

Value

23036476032212739812717386062326268433198244162527414214737913949673323580311094669018136796553863079608661730674393706522952168091413213746974346092578527844645641704891206865567843269360453278524428006616509680536433578200997238277915321299114855717546775378723139233965769212230528633889733880624571966710110730265824891408667803493095057231465525751267308939145901446652997362412757790129186220998275284966278722683441797859112454940612449721870466322063097246188716534141851289025275598317404338400977695692068120494122648066283427446214039659502615177657837134629265447188165508020154257009934538094190373749867250472180620293844330677202706874368872587151129360421274258060762642752602155304784605532565974527503946798160536155201024456821042517348150862585182769152258286508156986928476136188752013029244909749294441007520053825425068401832444041579289957059105150825202312478451822488763842727512781359429126658639087283802263180034971758310260280101434325003969124298049684043031837054079836981535041364991568359117780628886394485258328587123332287363
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,103-digit prime (90 intermediate primes).

Certified number1,103-digit prime
Certificatedownload
Certificate chainshow step 5 of 90

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019483565 --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":1100000009019483565},"decimal":true,"detail":2}}'