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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 #1100000009057652234 1,875 digits created 2026-08-08

Value

454381642059994576701825257005279182385734884183248105496193105190570572365679322494237843904458157382675362226105834107455215312215341732730297021955264305990342641024157005174240860882741927364405743037303149697292795571120182392291412529147171045916901092308838014115335798393652200194629117652464788603881889393692463805049540880077606113395641904721006516506835462907682196809804147257916124882552067524748419584630067018324014655636360847273731776101617507625411319993901497013672371479327026914456523277415730951679684205751085358837545580336168066884354150357559488699431427801082851510952427506227548727403801316236580117497206439551668895676525851083947125735967531520361843029868943118919526449014865155134559060072521392907732328895480218284860420899475050337503926888860396511708281064987296644909988594502481001918191601396383481315961003541412083053464734545392299070316282132740148246443207327784239498359510928983207230983237293537392613696926180881406312224082706897582718544408107706377734271486635794222519472319163850470648341482727817886194324879655616323602181345846268093371148413246513320446324050416909647174675582239564446888490379500166927263206999913206968386158495909113655409474910014778664564802492389895887592568552662567391168473812385858000873066974916421091529465214664614386967389997041579223327303886256851051361247681610067519850783422109373337811019304596987912525066886539092514508105177714805211814414619616243268984588424866808132230381662154690857457063468081092536148938146987181740963026422243935339421335683347786720254480279461723199583333522012797803362522157438372888178285521998660711342580008879380566942575326902869363251560296727850115228264976208937875999349377479244156166473689619964527914806856972961548342207948063593532853616295680947765506871530893501161436876354561101591259628285122834994497563374641377180212863
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,600-digit prime (204 intermediate primes).

Certified number2,600-digit prime
Certificatedownload
Certificate chainshow step 56 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057652234 --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":1100000009057652234},"decimal":true,"detail":2}}'