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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 #1100000009054544780 1,572 digits created 2026-08-07

Value

233025351016392382598570933725596266186579842311496654907881502327774191789818121215046883866453501238370330841671551384672553768918370353195316862884853824861004882756428378256535800538888591063917658000152624244911156718734161091192569284963366530482973957759708395094515988532806465272109512154206859292711393881854972131353560170061170386153917278813321795030879160461834456505197281395283365626711885800396403563527503952487086427165091420615844008986270694322226771254700065870466121145911525338089083657694341597166806855670235496108936089177041971067860259757337344819230143881168182043979831444383175586425821769039145708210672677379348779758576382519511577236647171283314339948576891094003525929095042866853855599702173197753099687468992080175253102879721927800617132792503365254060302795563575492592555555314795631685458023418935158940804708006073101804880042004743773317780342388024539247558190800269673758811238019844190346939132235703753366787291287375729837064156157317366705659424831600293636392917598696422211947943090459607546343117064062269640304786513340255867171422218552686657037386794706682058856034952552040458197518898438827326152204615893986691817457625531711838012857920629597330213382323573238772341037400058091724747497758180611170305724246268745386742835601567825109107901582100228930552058545740256946123301213720864025614321260889027088305904670144248188679569038790801874610168368997661821991682077720767102356803496091299379921723508269871604476753341099634178282187489573736101710923412160400214402186451842392948338276095612794015960681
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,519-digit prime (183 intermediate primes).

Certified number2,519-digit prime
Certificatedownload
Certificate chainshow step 69 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054544780 --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":1100000009054544780},"decimal":true,"detail":2}}'