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 #1100000009019293008 787 digits created 2026-07-29

Value

1599578915282635653247977128906955188544182566802378433366250597239257699669609399917566111297340316908053999355959411524737789463202964618449563413942543407480258742646449860307650395152227093338323179168018740478794669686394808538459899484385488116012154755323224554640953325498633411662978693183390861918424189975123924388535331517274263237852152153597483759301447408401696984912291272670844680950308513953640379125291054305710037203082268642513967321148202125054716637270648801091446725447422873167853131384643544044958674484321645345448483368788154109679297657437519912486956487362336614999358306184309347554088804552412111651551030022773404010566657261418310842002932938353251933048456017585964163156613202292623315420047347828088956846380938065680012283766079998948084937609974589
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 1,092-digit prime (87 intermediate primes).

Certified number1,092-digit prime
Certificatedownload
Certificate chainshow step 26 of 87

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019293008 --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":1100000009019293008},"decimal":true,"detail":2}}'