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 #1100000009050910529 671 digits created 2026-08-06

Value

18811023624067058653478607520220303667580333572285130014601284179486048256985776992971139775784740604522726695422307716378989728115801202858974401322905502013676686787793928329937137338057317023153760826683168923552311686533262722613806235785098561457860767529055389840692798996551554463675220267303325128894540072806985232705645404524060609469299245654979989377029274493420942204062119128016060037394510363557008497979646285019778063837831514026041719687977346185093082809524148082017717934349518020560905642068571847922257265055178051150815263681140026050695984239966812356508085240093491283877577186477598807755673018022726219576044496779113540958705607016289942007329
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 1,547-digit prime (128 intermediate primes).

Certified number1,547-digit prime
Certificatedownload
Certificate chainshow step 80 of 128

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050910529 --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":1100000009050910529},"decimal":true,"detail":2}}'