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 #1100000009052042912 847 digits created 2026-08-07

Value

9420943351605452313408330219766970896052393455462520323478197919589149924808370717142715003972495484045071144700244121873792946677139038235378939571955225039466172349576742173440800816827567510091960842803983208473514390650291419229070604147696146973005865715007651440433153313510062784052609341039864194918829843372721051071228736122727215479481749734738036876800844373836919273123489936832343582450065744930360953585052099272963984243545365124775857154017145274682586167512034277337399316854419246599031363820558558378334332705318603250158577413346581906108299611713018864599945202462138493267826642818374775842561729383959017078038408675715104345884963600612717145651436133669294852287326046273549205343053345156208291629234671724159789938666256629308825462189248024652244236618404422515396690764220461081198642498955114949814228122523276677407
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 1,577-digit prime (129 intermediate primes).

Certified number1,577-digit prime
Certificatedownload
Certificate chainshow step 65 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009052042912 --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":1100000009052042912},"decimal":true,"detail":2}}'