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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 #1100000009057797066 1,654 digits created 2026-08-08

Value

1066676598638403707159580462621931694512813107171538011298512862402179048881986564105292300880112339520202731048635674771423984702811296645341186595053444625623454219612735320300111654788150935477195203772216441020052939280333679213810778623032958826764083187382392153107815534125997171240969708488757726188763812683162393921773812975328164289621762785832369403600136310354568577003798914266153160185270773773749115639322644131320151251502954396642958166885210267916172790641007757458780319539079963465109328683613643013359869112321206007747841092356047697165663866308308991127019127986038069399557625337040125982962769625934378533387184188565791995393050454956218265087602876579301658367873603644804279092466578123968870406977060118305833715116650820784873216461321165467353233784088791875630690767228598965191678642810079748726452835468261030617210057675241507641544707639162354664431499802887169815164153157003453857526238980606875584588309299907615748089506049049644277012434787644784485175836840841827834106906791653650499505973417249227351231300422281606101105641636389711320260599775751738795994375260475534572954853318355570427262175790480495194082868328346470979144427203502019677849646484940362882161260472740863061636647378341489735355157832862851670575985029006231154271244901342854853096359166347064950313071680791207695833540981758927845267861701245996290604725839480581893991286554511895785278516214762964147299504421269729461282279065502892692192522609294223403397437495535076765722994544416121926093333671900963167123605887963416561436168618032338106866529418600141804983044110268323048664069662749492633218654092052259314384189718386687
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 2 of the certificate chain of a 1,673-digit prime (141 intermediate primes).

Certified number1,673-digit prime
Certificatedownload
Certificate chainshow step 2 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057797066 --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":1100000009057797066},"decimal":true,"detail":2}}'