factordbrpc · fdb
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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 #1100000009077850885 1,558 digits created 2026-08-12

Value

3950576669780628276601249095578591887759952495954273601441991376218248525223482735482562072188416430045160609591267032334875097093640776339384135953273711622708993779177045851442558529489516211591267910504903455767707109404727859601164922571511285362994835116820331219252535584311395117309283193721268589458809074864810983183202100757370617660354975236618824913980530843561876207927248368697494785072045335793638878602293833042243278139897994644644060600340003766799688254354669326180005543406236112702076463784248442955251109716879423261983251285898398076485450518318837193534534827301328460503937997692157256320142532237623456712330162908320920607755712264151707160092434900358114170343816318857749857058420047702099624943022482695897418897423037976514144060793740538869974082053535411749227136838384993525058054837609473274627275583812661696555660167849137878629178572847972526045721830302757002034484255262154603401813981129028667850971901375470076244490030553831504548715172547611684009157033623049386680993897873352863389878687640145234086744520618593562427965872727316697551424592281849485315742697763511183233009031427023131423055412280547899641383613505780280471402491610849501946563696959377216944549032168064832609023216227482812586369508557260395742477396587592268169641634193013670324091943178729676412438677362590322807432971974258441303009820328764227059925983080158241136222287663388486722127939656190868606013253407393262498744653773202001979981384835489022226021129185434264447143120294534091566470955848408261657148042372849061439322587509
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,668-digit prime (190 intermediate primes).

Certified number2,668-digit prime
Certificatedownload
Certificate chainshow step 80 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077850885 --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":1100000009077850885},"decimal":true,"detail":2}}'