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 #1100000008675821340 411 digits created 2026-03-09

Value

708465181242342917789639457503186033425547514015066608949112907709073538683238728849357622678341450038703385692491569261407348054278696938065201426709066991022936675806350800793405805072540566003909065083600271972857274933486952653141096519933657139403783267201777202649718259101242521473948197897339208132741461562602931658788034213563136669224474744708826111526672435804978777275017754487374076621613802202389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 1,099-digit prime (122 intermediate primes).

Certified number1,099-digit prime
Certificatedownload
Certificate chainshow step 73 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008675821340 --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":1100000008675821340},"decimal":true,"detail":2}}'