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 #1100000009048783936 457 digits created 2026-08-05

Value

1222073848854765597290975870960987858632105858549165453315020053931735032758630133881836165875761860694362770988959089768710073945548981580257158361437669722522402824483201960438682138331525581857158984884895118489707227345427460198518743957120601678024083663129166471364223630920888212263957185914284180306618594881208751163001089535410918935366765592763007614152071809708700226684006712940926911417203780039938121390747651385464416758037893287083233826217
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 88 of the certificate chain of a 1,503-digit prime (115 intermediate primes).

Certified number1,503-digit prime
Certificatedownload
Certificate chainshow step 88 of 115

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048783936 --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":1100000009048783936},"decimal":true,"detail":2}}'