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 #1100000009040260974 793 digits created 2026-08-02

Value

1339813931987390356786309839814638830627036679305573828437804789256065911939723527184466877285088435715812130189821610491051694627573450897141394251034648950621332001363013474678582468037346177456212027852448540030117799942862042229745924142135204538140169656073586140008753031177106667540077694242799600286977804016295194463206268221870388288322799917758648000997975020139155663490356038897399733238666723024064779316723270490670685237842928470000263462475632239046432487739964657759898479491168651836338010389413773601633074346813964108711405814784518524325214825058216023850984952655693874021468931445494457484478303322573390060109640804403130470647427060384215773334189602704954253969914882929554210696385617225553939887614856268024050602525154415602502463348271715900126627725462785410953
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 1,260-digit prime (110 intermediate primes).

Certified number1,260-digit prime
Certificatedownload
Certificate chainshow step 45 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040260974 --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":1100000009040260974},"decimal":true,"detail":2}}'