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 #1100000009019740903 399 digits created 2026-07-30

Value

645845146460999179170148856991180438228797660625679308507804758315255354500339495570932024527689718265270156952808340735826271222040027739641527086782940740965833047428289973210630100657864612148850922625021143987431364170790729601765986030841447310323246105222087772100763346067947649628373292844843046141515167145749141402099303275999904518069663967059006454739544729911082542713740824271993574263
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,118-digit prime (89 intermediate primes).

Certified number1,118-digit prime
Certificatedownload
Certificate chainshow step 61 of 89

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019740903 --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":1100000009019740903},"decimal":true,"detail":2}}'