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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 #1100000009121228594 1,732 digits created 2026-08-30

Value

1536226835780910395823925038343225185208161014138346298353801165942628907429786948076983212118855218965063530184049372081587435068650467714599646811894128079087403188923771342405197992380379978558224684304750856377735419505346515743719091947325877217775678069723587213370352088953045119372163161490948908830925652682082820207590240377172801715006178605907612410337670330844143164642496836012367184356950086920043226811918259229342501407942472407500323685532240195422988706259636103372144381959467541864452649918891186752283516877840053428818212433983203802777875439023336727892381450684348867412834023445204837526337778040817195438607478034458888952371502959673506561326355930913204074686824716755767602382241283075102567853296288340306329628441332219553285263723954052877875886369793690870981383957129861277649804826061179913305485878852211199562158362928110562995552344337423344583851808536021974186434573486523408058658497694354278103844227382576378008895712574243546312412463595258130560318459166269356859750975113705623542541537300553028612028256780227747589854212173297849717139581756739747044226960523253914287826433494623497758275742756634487537632001234042738876227354275110768397953226154818412927523145208556910748384819763937349602574312012531040937667914321129630893864445449889959962993820835134497988145397900916242425900444425740925001636049257362800973257646029398019097367508239596081711314222896076987603756608392233869342959318645620959280228964219075148615144912900167057819869869124015373832400121554211757940228535211707617049133644576972544920949541132324724485366676855430221894454983317923536630311103606102633346021665899302502961137798384782466834909114628081829095501425478957560893238793046076472704821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 94 of the certificate chain of a 3,048-digit prime (218 intermediate primes).

Certified number3,048-digit prime
Certificatedownload
Certificate chainshow step 94 of 218

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009121228594 --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":1100000009121228594},"decimal":true,"detail":2}}'