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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 #1100000004861551388 2,398 digits created 2023-10-24

Value

2891370674681132655857004751673910403598740110455661604309205764732491439639180425504572378589971526364794057432781437142862611073571016366771945954988454335994321300243456887656068383807883736351295660870951339501880997194339083728253447989977997008607380411814170514391780148677830221852642537779742184303104191555091593970279031081565471324212332391727181759281063809803779833257267296000931162216971521947574972995963304609388631011100485775597314560451657173374081615577451372479699292946021478756122544734205504034510978085131256601045262233882980403423863374304726710954974933859624369795197787999884862001848085136398798551390656645387412291855920583797356300244088460397503101074401758608153481043625546642967522803987171444539976839880454045792145053351315712174435841102616866778096318411442211044460160686742757788095081172802769115428741638632663451285619678294545127219270218914214509829995555307988981304048659714303905441827606775386270974817768548430863014979947420423145555553457224527285193842007168932864905223995954876984542810517363828380019239326415921287965942708073013422584153407497863623446897124480354931011722734913818813989235397747856997127751761345626556669865070007984869849342838390765504112311693838515841365200395945577268415294168054424941155501854454719066837154897277255935414765784929734973139633184405831713225912985717467480618290775248474438438983879966763581751785340956689607930437534943512691416053879255472627588977607898547375779431068737020587493441179029130487480327602515846234591066290822787854335115651572431741499728982267272301157404037627542185729929072384667355221553908578636125479346474042161540814784142542774441161481658549891388958517003686740905391314815182641868406043531298680506535262466184256441049119366886896190478976014165580734624712566036823851093709166081326813176151991958217702432891299385969719580366156696921720061848579499720083377364415937607787610839351937321699645391492960620113394447824129327853904956133492183311509115305864075629200147601380681082936420118528880825043694127672070993149401187409605413687785075286000297782659380933407155125236493365633295660208171897230649567631683660019626887614531196623891582792943171722021893138245528662303708816020191691573407358568115546898138384457389802003991676724074921303295832551888934248638721184494303147125907715873814123865817305684429867593347122065647719880701
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 2,911-digit prime (316 intermediate primes).

Certified number2,911-digit prime
Certificatedownload
Certificate chainshow step 54 of 316

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004861551388 --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":1100000004861551388},"decimal":true,"detail":2}}'