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 #1100000009071033248 1,050 digits created 2026-08-10

Value

386941485548366694613187195170825883493272987090012975773393285234772893437097111085064064446466535315764484163651441477759941604371318248400040393197911705241888377034477628634527273665967383173799480942110077666324350610523189690912320622746222715307030555982503760282830231318060770647833674073815762308826215661314507740700586635125324483058739267805073620378388516142124787560860446560358208686930812861762981362095057243990918851814870860280598420993045022770057002140324374522486640786827830705866682548145244907763474216690962217232337602878172255014147210500233736654120762778011978964339907794985607482239469975905688038560960816868988462429774600516121639943553818411846392193485998172703793098128419875084940235898737346055494446930882874130528802151379718254287597011146084463365524164336923455579736571232962950008968381541430696246605354456211974370631679752057970011218576631171932344349227617778030734990791260447617300352147923730475348570847178603577004885657695034404847736493302840882097110425901981646939569297260484867766552877
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 2,109-digit prime (159 intermediate primes).

Certified number2,109-digit prime
Certificatedownload
Certificate chainshow step 84 of 159

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071033248 --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":1100000009071033248},"decimal":true,"detail":2}}'