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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 #1100000008799243276 3,101 digits created 2026-05-10

Value

13763894728599853698418031228648879207992878402510699115112773352349061635352405152651285137972070782333076886924625711396077955565272429390300120340864365642590837128621133275841824605229006767850445023344251047932514941505256805995880005408986831237371070207223117814122121003925373536866618048029286528210501841139118663676479937679326640936294047188255852873553383502925916670002374171285271655485367705681434205540171791957377379514900920425208182631481233218268589949400713712638894002937010115566478559639869956991828984348605093513735638575965708903091659000758114497620095618682066575873695736050439281065453401731024959530479901586795087192337726027092577068853281532864165085328652925560915492354208037186465154112266058949820859602396102353077852829169889205076807069492699048429409682058277610540464772029027954909014552749111742428464726214044524250895669650912267206456793364387474395180723475950652337710583308234489627462459311445387556824589176948479192695577086204412121319074148136230848888224399693952498893764146030597368363397564905492882442522284260125529239578249284340765591475918289454602102530416405015592696214024538765302664412637588265657279071659185361238670037560464209146410299059133621945311134597813546940299065879023242026064552073337032688031675679712003348000840462165016304944514176251021537521115389974547343481142285704985994647459354956301114513342394051016391413482516472562201857331058605866106110386721233891118944513839099130061114885882491866201540907880422337585182255821222017952067140019177955241113258301195625910056262642503652020874625088610263070335756112981396470678592050345861161980146756437812783234333238009552691910427423055992970153129435436682176945228745517305901966331361747328253837522363313186113949136018812447964627822930337567609004417531267707635918623743311979685544339772841642994041953754267176531339757752248320410613096526706594059840891147423342087790124532281796089067528615716089861796643879788075809018456664720014470688525967118987867449542879489346101226669204814559401131955333253832239800160956034373784102966458944954585651465911536552189820027085696672687283093428493699503701088599924831762819932666423745295152104642870537866621398587723201231292924192476751116682809069230242803417569128999712633068301749383891328153469824034430396823819748701023969561499667319394515826397529738265608629941030123782852373137943894341877794067682861380844630176323480074768029267922322095260892197275179843513066876266986798812004565901843742474299749748352471710085503093019827991281322761975298334814436755059076279463105976930019307237513210956661891933785590971216944611887601735148475290345671356820887628124379767838585232874143262157019789330085771974935255821039574134701421547604398736041280183065125257635218910592583354664311981960802981134861420844623752197955468305247125563276143755945496318797865620431115319650621782252711437498369707138628055641364927586569278356689039239312224008266911040159410161831663632562048545298089608741716353097994059497777294063793836867752477392246625179132225745997364368940653057
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 55 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243276 --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":1100000008799243276},"decimal":true,"detail":2}}'