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 #1100000009072282972 1,363 digits created 2026-08-11

Value

1197223835589638008394333879453641470051535835796062160871131963942141751390504600916618906999293786794411130599815486685534738258899286684422979080617680128676717271215025969369885717528315130530179809543100161277212770691784564615733363535101916898481185419526158432337341449059478061312279448037238706186055556932215330098949603354004397123905046055414674468560902379633052135324026207955250876964119633535713137879189816933028271148584320338061304838339844303839770730830313616194080175702432279324384174359628621009917095088729307025547569753974930100239761256416438576365143921091463421861350462515062074088817780168442602153745416667676177425073873684473140351704196243528652657963130720657874853018054763583712126405072793940201720421012524297589178434474196979497521695823087830792605874714546248901655140405378022055262889047903525394797687546115676813717768989874583096312737890574870574315333426701034755436814556593192894744448550913245663914088445307418314808284763559095713651455977316022420321514056000599053399780153795473830631502949223095790939468668082250191841749597074590270996875317825773721566238917272919160803460291455810264493500675380104372910892180584011231036055559323495632721365406918259467040621286274875713649610037660863968054984655865082192226916779881365016296756003031767859833882893076950444723533652573428744120207894108399
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 2,113-digit prime (172 intermediate primes).

Certified number2,113-digit prime
Certificatedownload
Certificate chainshow step 64 of 172

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009072282972 --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":1100000009072282972},"decimal":true,"detail":2}}'