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 #1100000009019874509 607 digits created 2026-07-30

Value

1230713053977631249919147871156515771633730479003272485244098861080613353760811806433370158025172154619973058918360411663046829814359004988592903319882022470657996639470726234083164566162259425961256156645234113995017619763617486695354736405803302613073652709081380862453056366925800165977495295672198246446344044725819606071908259408072841894546263512406555317966606795136264060368994125628469908595968268719659232347091317987578681893518331038239683028918480340461140868548201280179221616555582079814356669428619551047826909976848814070822076297366238430631544682547781010783447627232227669165374780984053
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 1,124-digit prime (102 intermediate primes).

Certified number1,124-digit prime
Certificatedownload
Certificate chainshow step 52 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019874509 --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":1100000009019874509},"decimal":true,"detail":2}}'