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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 #1100000009127304103 2,801 digits created 2026-09-01

Value

86559433694604418294403426384539979425508188021723578236304568582522038252190286436906866422918966846950573331535455419601802016831592250459718465285326580813105217076765481481099172732802336458286207708465184915499028087788186316399911874171338761664865533506751231391969351475673888689892563867083696562612647442531491707750798693827431782156987086666892926584248244061238784953571537664525652582690399438082252743477598598627385552963196959137110814450797669080759610771697561974035348709945438282463927076245323481877509069211070874215231043421655675132611851365962673522625236008684880903034200081877189717356990533721361367399396250931988027752590058127685418506139126406412818415757205039209666628890477018516271582317654640563534134424072775893671394369866077850660528275221364731972081373561960173082916436291025254082406065443373466642684000168537555059743721556752488399691199496145251729449434786146586160855489039061668271011683037928106412644442364880726723094086941881206894951220907574300488187290288631931007791380179370173803626805944190222851384957144542088408811092560894045365114762527870256204957695164495256110239936360879076960245751209684257877269728219572636211087942895205349824485190492199195829638987405541242458580847646868989968163389289513127476497297861826145795076949231844606345059028991432109137541210259870920970199414867044914911303030004867631145767571447328116041176099512835773542149041974582400565515798349918974882108905085452774339396937387319590883297713592318142510020643323134675972395160068923231414915203954585588477239060289633193047813821269399742893706546840243555676349372181650944739008916943681309735592934040545508324060007109671960426675747507052115340439740792029588845549313429954441098109215256788451129516387090871203069928820956686884492454186070792508274528561241405882182788129478440951713496502327769057715415528572960648276247073409114745672279604079701476939724766175528648989592543231704291037291985008045189762296127647741050477177736354495885068059094455747728991554735163039605913898272559044020955748198824346126956682232788978148206878914100425861262971045234555904847337829567311237377706037889810895141165936569363655268539702415891729788396169410790609781889588726947957986201536825301629040948422414519587842958340752946748489719486907916587788107497540453576217103855319528900185067613896715754306738824578260394805166541016646841728164312876983467527368821109760106224510836456643657258582927724825667577784966931106228332069276571836590584680709505299540541680153238110011203028402963658598029638648869093469627229709965422580055065310540418246999656052914527523700480510480635692712071369014947136520007380294039571261361905098763308668669720945811135966558514690813343013547777081828954415194007590185085935078081825923
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 32 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127304103 --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":1100000009127304103},"decimal":true,"detail":2}}'