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 #1100000009084003329 957 digits created 2026-08-14

Value

422508955115584326240538081916500171235778936387968807136556988035051603264833505282319519839222504894650257274726247204054815566484476703373493728575693838400624604487734325348078340593555916790823847445471029080115228918055648340273580720670098028438383173626320013708283873287305642336156038196048611530882280448181798243833263730373168189421272311879913048278239271371206314969104144377580710163764307328973417512798392510199920210279432829101859548707692392431605074022766294661537602739969679717907973206004973068628406130944648663110295701083180344742992703777575598031001720764639393828890392041876128824786709395481243690097443669084605893064961724571909216309074834882235458913144404475315329215524617427206598172258837564713797160893748718992090741337743854004128058992043783305214389130560275098990759629489649512699570293409450017254997209363937893288272751027747644016945199676716668448448587368540134009282470603833248524740173983750520339207
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,939-digit prime (150 intermediate primes).

Certified number1,939-digit prime
Certificatedownload
Certificate chainshow step 81 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084003329 --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":1100000009084003329},"decimal":true,"detail":2}}'