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 #1100000008859756728 2,654 digits created 2026-06-10

Value

46869245713202361111322898213032934045216097495532188965784576318344143928211106757809915599290112578309951940850364990019562229978610027642544679180731338005431695239197883745325720342058714349790710975677567023757340164937840915043466093792629372168499389641411458635126205304151758735484049475456295393275305033314486026687230068544474242669949550083705606784790490420053011528028401953323497242031107013728391996536836313738289738514362893155707085383810046953400957663813569182054747459690337370532135984340674160066316277688507365629231070527891921012475897052779955654538437099108699810398872941529201403503949810196134026567900235401997178697210975631785020528707425566536804630002781788425507402505005014490317180283560848449237510008361135800555360741997065145148346258385686009749398664787588447510879992178132781200692085681130786281723468117318879933780312907189589244747132597715196029553001984261128778861810988869877012429318431545397192577752931434523928054115804619224070737868818211712819657769065150701762636603581950056199939056772948713586341342985272397764348639271967234682634775264332041844636517278701267363902783890867806887086308799752238005465948367909510856990652664482207959040810254719731197102986531674713599389695791971819899703772119404246897915382113792257810140352524628039668248746780645642004624240855331220086143585393817160586827883680137808492807426875435791039200863892343175219322602287212913199102985715581911368418137554293985353796693893439737745633290927547543181277031362885097055635993070645477545056528846375549143124552531569200726386065337098795604059012671634414675981225505946817790263102643929305319395455884290491605528774376824796353166173876771572034344771561240873548505459500757096068547556666084468211045880279815482872080200742162793673514541111427427738387077438716206513534782990330589261888852297894830411814021434235206152982129968072835711728667425717800843157038166000479543664422014137926764754545046999174621153383659003163459565475141295672350607145104966883017443037331864443043413531863794546274983798102899803135453919096068602423810587060830401428485569452925764677658202806536617541205532653709076040143878169916093104997138511523157286708567015030885794509550162494632203974478513462819402466175851825324231734713207006466975368005581786917160173031098823958696626928386927184987688973330785393370855273882203224407646253077650929377658481042358070053864633606923379445918013383491522944454145239559051382034728972000782438192581874488378474990120199530096934897555630290223021013073769662729521994097659173161743518253394436204533693920393065146884758133951388356339258758027
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 3,239-digit prime (226 intermediate primes).

Certified number3,239-digit prime
Certificatedownload
Certificate chainshow step 42 of 226

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008859756728 --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":1100000008859756728},"decimal":true,"detail":2}}'