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 #1100000009019874471 685 digits created 2026-07-30

Value

3291322139374472533683464109614460340646063754831289167545074362988959222520433360111010523599667334249565155204801563302456101423433947543134217450126976942438822376052839009000074330751651243821089655629240644494256525044287594362074934601979869282179448785817371562417168490808295445645370798257833639003291331371133389359712561897541206913745716286482031249834845983655904073559571485032745979588404002151500710926171476758625852470904395861614582837794730782644204321717377747710914860297704039077987680160269294099167122481423112933573080798726848801299807488399283186441611341310596676128032308225033895255703800538881462100671562254695550063503670210096551964969557972699829163
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 44 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874471 --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":1100000009019874471},"decimal":true,"detail":2}}'