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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 #1100000009054641370 1,681 digits created 2026-08-08

Value

1818399444345893014535200118373467985668381352918430378893492827420980126397407109663040027204931041952046141042660952176811375064797718424429557089713817979093069126983603057010687415712285289206819250521711846120878138733332232009883064904992621833446848056688185000425870639542026538737539639674430982102907959221979830924455611837022724058305183434541743444357964172473890283397594942558286803215466584847952868162136472921913278651466556716401226925530486057650463826024685209326565193238588011287913683466023978558719057490332483468819647455889238304707271041398119275518524409261717208219708269286709464634279400017595624283721623976521637886239567513188620827349428654952976366704316803003372078839324090620480527118177357069775313056351192403763589199281139048588947294361195957627539331842642454496480127400565763312562352912590452879326598663319034975583569663518758784182257698650903319602812341612190007722290620306958211837792605509499553844318733760833505047877702210718466656637764932158330215170661369560898181107076435550209726815098024792393063394518951417655205427397642812036380019372428289860399890948179237710047360642614338816912305513454514808144354021685299596574638241157639189464994062509846178407356722758991339057574600594262014326175276475345943556155349001553072029893851808874991497661017458969652115522919850943821393902665464840092366365413752220034090342770879128441234185996611100206562913230348785308305871240840586520051739794616785140872489898460688288175156856094776375134263265605525521902806948435233919730200058015827902168743078047660604347732830474913711370340736045750560943371879887947085669339202735650413389146476602317884047303999
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 2,415-digit prime (186 intermediate primes).

Certified number2,415-digit prime
Certificatedownload
Certificate chainshow step 63 of 186

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054641370 --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":1100000009054641370},"decimal":true,"detail":2}}'