factordbrpc · fdb
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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 #1100000009079983880 1,472 digits created 2026-08-12

Value

89528943793239391030912742448116450177049336936632681817212144761081162417722664879491047586446831956037348661603055770826679692748253078416334222063428059517954758265867560508092693077772067221872102024520548240662925080831872484845539834034023616385001116248500770441445809187644561583155035676121099516691890443263641047582387468456048556858491650084091935736862209102028437121362939045309519894052703415124817268804302592238263876224356890653517676907114954751945275709694100071745764401737650834735649362401929321621963814438626524629908431017377982729895703053929491181800241241561800588764698758095748105153861817815195363178332611743205515472860655281080763032966426038644389848396666519010200806944646174825851258337506582633501310107211991064398794878500758655233307747603987465197284866830553258679874038189526460457238305216605441569027797828799492762804711883518037389684045773887942986722680852617797432187658928598609492863730695152857593671703534408204485098504929867126016673755154681780444991247087996611666221908865307503465441799789526203496539518912853733646878154295475353499396692747201450235738517582367653634201663733978947516742649868000724154159731624415357577479011763864906127139667534477501582566879252183045251313897064072571750180910806709587665813212485522548560359588038772492003363501289926763346457993161036074315460941370405338384566495665925376078398412321129943136432710633348147408383532581594743376922790243719392525293415275329981
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 1,912-digit prime (150 intermediate primes).

Certified number1,912-digit prime
Certificatedownload
Certificate chainshow step 37 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079983880 --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":1100000009079983880},"decimal":true,"detail":2}}'