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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 #1100000009077022133 1,079 digits created 2026-08-11

Value

71867147218268589455397699152573755945250911658177731845418373345125601906848931572346510773025214505667364834837082561765459912807408654945274849685048611292929930485490114184392624613898746305454405967636030895913143478683100316595475720472879362144126956814253311726928007376988480692829136568011289800732572396514985195437811498313337269568185654517427964472261834902637440267011194143816473531070072476965399248465386837162178485845824037092634924712854776116516338282451631955913711046618451130000008641815623377113663026079660357039117225218230549487183328520889340219926811610197965274253754828886098875658522517554683380618200891636403913750829345487060729360108225022130483396329955861169506136294224992006288839430133984896332083252654022087984215869264137426948407097126183045217492389860914675778965306721417529994765933706594334433769861307760912882640714915807175177945692910307614325676184375172667660144604570197258950694970948904444665699750083041298707767991883086139302476842121183373690225368096522683386194920100727976656703170268093595467802017237324695739
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 1,826-digit prime (147 intermediate primes).

Certified number1,826-digit prime
Certificatedownload
Certificate chainshow step 60 of 147

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077022133 --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":1100000009077022133},"decimal":true,"detail":2}}'