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 #1100000009057730208 563 digits created 2026-08-08

Value

75043895145199760533442654560940074832231640363245292978765674037865387220780716918185721167110794012695037347120818221542001550241181919809039172614791354644625706483286050721624878877322355418150496975629289812390618816900707414874996915926611823070438080758965686217895071579689922928902537941292831439702759384508293252444025095789515287743256012550607121277827994529222357720131447776221750597119206353301554031443352371630297208739271082157334463913533099596560499408917267736019753104519112606628285428773106564765124771445984057901368821595477761908645823
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 90 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057730208 --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":1100000009057730208},"decimal":true,"detail":2}}'