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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 #1100000004871498823 1,920 digits created 2023-10-25

Value

552534314124672865884199841281978978649757393346653231654255351815617283692688968544995520131234184483116437132237314226805597430246443972625062433194058044529511778237313205352198138209180790756556867789565119388534393498802685247602127406975656253724889071427876339745282299297733868343115714949808384347604053562585559895721145800968540203984821967228136514603320244055104080159302681085989426787867651332540551403521625233853871237031245647699152589440300595224273068467788817159941251685611788954098171240989702697843677341598390025611296256356893554377468837041286438764123984125896396770247892950473704015768880544210067215810792231461574613066748241957284933808161259474986516001097254701781270819298101589267759047813773776247832867036397692596001840972120750341118104656028554467613033637979749903882884485237286674625462722536857544330051264763381444084213565018903478845892165853429457681718114591802524752117030534780641974137497666748341313908746551545135598932952158247301433939942127232728237381391504707415878023253413699286917253963354713145360630843823765060591433405926798333111206718258068169766128132269257114369767673455932155920980313127616734546963308853803788696069994698878530039689877369789196417799937134361502387867993043716088931014867336438151562937993170455413828217836093063012317629069839273302230987891313977944676491765894977133432152307568414629580280054650408103948933648645317475696991393852946173403431344024661107719380694139710961356790353774412148442763862677553157819429436989331935208170414587385256493398210058228212197834863357374546306157948432625292764101745649704475007935990399847311332171817972944382776138594487462898592392980765715983341347877937485691568162793341067349354248489388139727552263595108949227707193509493153010602792819907769639931992219744531837008006880267036555386453085545180049843746096419550094304511850189144422526081259904707384137068272522079
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,603-digit prime (273 intermediate primes).

Certified number2,603-digit prime
Certificatedownload
Certificate chainshow step 61 of 273

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004871498823 --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":1100000004871498823},"decimal":true,"detail":2}}'