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 #1100000008677271116 640 digits created 2026-03-10

Value

4448549580142850480319629909570654710093225932403974177351893625860590673789737488630017351604993049582366752596079383792087093416755549456154829415371820882018744064482225639137884629547476284151651490088265397415582050141721639397424670273853973603668088634994730914976760815187256809473761144321337822044169402384902754567279910216920888896928886664874436187413357217562939127478076205267974457928569088074049133823999722580729033388671955282395081596726094621137599848547416025838495704995451675272218063323219263395012276742261975788599652353660666390743012943900294620290541352345874677168626930988045526587429542659200568268221110689
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 1,675-digit prime (163 intermediate primes).

Certified number1,675-digit prime
Certificatedownload
Certificate chainshow step 92 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677271116 --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":1100000008677271116},"decimal":true,"detail":2}}'