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 #1100000009083989148 799 digits created 2026-08-14

Value

8769242558947856893781303040003406324240101487667415616498947908845951270798775450593157934553906580496938237789014550834157213181510666697722849381615771075432265851989602767829750448232481648138595204964745091309069225334759095358739329770742215998144369011322459205837045090446098052905447788837053201292143664002293877463950263400204924131269243602694028131727357088288371223785641038295976938106696966271183339076802700367630896056115402970148331641328384130401991032133216238824566326140181186862217014179088097873765107641547094867712997423498203894126419509939223051206293325865992179126936949009348930559844695150634863883615875069384707264942333557406513632457423551738676504392778579410457690532363519181363962018738323963320583871665850925596699240145248458383974985399244562823294256879
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 1,932-digit prime (150 intermediate primes).

Certified number1,932-digit prime
Certificatedownload
Certificate chainshow step 89 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009083989148 --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":1100000009083989148},"decimal":true,"detail":2}}'