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 #1100000009019874591 363 digits created 2026-07-30

Value

960344139751080037664532117006851446013666343764730253157657406093456964087710156452792878118962203909144150765822453139930148326763804420168887049821430639230687508093614302914131872781116858455245299117584349230934641559641241982973842445172720201007883148611596867798414364536913412831477202164620917824592021347668231617005311092444996136790174772948595334583
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 75 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874591 --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":1100000009019874591},"decimal":true,"detail":2}}'