factordbrpc · fdb
Sign in
>
?

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 #1100000009047455117 781 digits created 2026-08-05

Value

1172851679484563899183087402154561680687920880738885262044721122259302783285707532524166255732912073848743082990899229073877119741625696424993030678660130917067976987818908060581608020113698819440932234187968190367737114736498435529328414788073149415553798773022943526999931912365273398911422975433867786453936747138343860904003999992695422916584527142712288592782149570119752768742708686407719934399955182508491437339494513618698367105930645884860906108341779541794904296904320039452562273139810143820223664536335724250593472568454196382384132892789261005535702804633891742244546683287352966352711692116058351434859113442787468814372745698035051586645290775551878514128027949059188585716754268146349846432502970825481077985005082241449034101084790180228652237015763728044128554053
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 1,457-digit prime (118 intermediate primes).

Certified number1,457-digit prime
Certificatedownload
Certificate chainshow step 55 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047455117 --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":1100000009047455117},"decimal":true,"detail":2}}'