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 #1100000009080279686 857 digits created 2026-08-13

Value

50955115398486950196638229006876359141761296318896395202791825846854987012942500999460411363198278724405382385618320989620197373627922155180702745686983428256195308831882975185112083880797775159840834080717503009749875680831440071874847540459535842281302870464481270084114282676454269083085446263759083407854915177775445801181476646952275219344205061951274726194437941313650294956578477031582014064769470596923988043485162372053195240846763448124410755843658483015901678808474750248723020136183296311305254548568178694489407081344643251812571537558800937692088622788067754676225595305600713115911370095062622804554409616490502838435220596608685716286152349932155837776695867140904112939352838730320289600818536539456768095843723682248779971905805196487004345261312683530987036271868251441483737791404365857704640151862668628914321320743960356443120904653191
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,868-digit prime (143 intermediate primes).

Certified number1,868-digit prime
Certificatedownload
Certificate chainshow step 83 of 143

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080279686 --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":1100000009080279686},"decimal":true,"detail":2}}'