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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 #1100000008799243216 3,703 digits created 2026-05-10

Value

1098875422651623812181708153666800177845691318831719899373883062460626513035532431333507981866792060280024712791335395445578025677230773807797869556725620942497422088928822379113877518803720735542355495834013874181749963384066177280763315044968705748608174788573396183948907202093914733275418734497184951038785674968895245221006245202438856365901004554656042160838506684991587431117630837914668699798659766547454922713182494100695167061454999921928432750414372370037121097624607488718659485814175127424137407814492466215412891934310057211176127481432299088780996611133991298595499897878309790604773212776858078336158732479858059491133141819577186032940594803831353962916617943175249700252842196779829407641588009160161507808349015696735928451101678313020268459092006840386873045608340886328851883548384268405321429841178955998983174104518819887945948335976537282226123381556984164801734992375968045248107526780195947845997688300592194421010203621893118388787004155089370382666268073546842282303184617678483385504936732003576671086858602320678668677583341994819894286225752805805335309464077148231968315612604549905750332497350413820720257193286713615304363299823861154965811059355506178672304897440862614072162882640904043083820958641378695895836077838318074046541040751456877693126923900648842933796601955611542955437666519915546853173244353944626682191797186400579815785004453211436739458825771387180234896996035251735833119683957302367253416086275222929856682314778839027561803199268987683405695903928272013016829439264949628993355840351461805686741464717907315102420954947513229752632007426181207050406516768117041042817520539211915908053305647829032316806578622423595668276258897751813046408557569638293400323164387605619961021754346755692370626073426648302087722522963237359419366313675516928578247650865257102724412537625171434065521342053774902629841826835599320270387491381601976649273462236399097899038880637997781466846038125022215450645573325156947227915903143856073756627959416030268814183602086993955212575327347321795012853088511418644691720158314283761911692971475297130879352341145630875073631744931266160323211280448008038619236323305392222650391369104324346832201275693833891003631801564228848759581496273077033304270248582468899187495509618261926122713716998622301705522253590304671418030376177466844252809354787052756373680287183022832722209106753661391627465761906083203936752536053483388619522915134352889898943993343733549421923393458956878077939439544186027635003140712690500985903875000617718000060060268179616125849610714422639543071811881518262112868235251255280497457741940827373723735819639140400751971559208585423214586306316483037560852025395531646161122032508798675200075980444253081469727919343660680445664441297945222900318235463318598401103683101070606892327703561098664879978768837208560356301692970293621136788696899212050347510961740344222494833083270577777005902488617868969483944304197329317699259376673696161097735321064375049889678316116694227132690547194803189173573993599091715279225821258237190129352226393150352668272225686352765045462418429630564068511097679852668911908150068650823201779838750812225664392462494330474485452158976253033645050660550015966899860137514280912599494980772844592813766555295797011654479741183188896623936800838552749905128323033154644580514698242725425401890626086805262687788008445175983706682163374190894334876018911240369727205402028886172652795880745470487891676652900053810547998336446302846563346881935288486267209099259116269320644772807500456869224888446810265710404910843130181823048655961193754285230913222455077634853208533563183671026052112459368251507845547544853343928062606059041719610246533296521557535542816033
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 13 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 13 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243216 --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":1100000008799243216},"decimal":true,"detail":2}}'