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 #1100000009089707485 781 digits created 2026-08-16

Value

1392035263508467520909910313572628266855931091857342950233627094111295548421665502119020753600520622217863441713465310579345862175363743630224711903603777523786149754582945657325395650563447345954804877551400190958247281885116488930752337868823047516785966809491943586269024232326697940543743567934314020530406259757789719070215440666830743691240006612287552222218829731183846549726628921778780238533378304799915627373995544741161476115763925964533982966672774843462679416600681719056627590785719589730164343774713058948762963733126223034403815740957493960562221253810442349779475977987654827285747911115081286556165695346780803950009830685179385634873275897698196797181408617964826161134698565022328950412563263259884121859212264885026350795714950859079754553921162656368349546341
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 1,996-digit prime (130 intermediate primes).

Certified number1,996-digit prime
Certificatedownload
Certificate chainshow step 84 of 130

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009089707485 --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":1100000009089707485},"decimal":true,"detail":2}}'