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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 #1100000009040260461 1,219 digits created 2026-08-02

Value

3079431203379164800448524639062312493123741165892648816121817275169802211458404608576973153223407223950480338648033077596662285791781891231272223961420053214767317999283979466302823700905012170905555758043890494993022427184588380371918020838836395682333808060432604325442629021667202006421802790738645907690921402787261134956677134016855794699927752413206460318389202398846904870596225946884115711617027533284544914336006931116737144459481405376547715539205005439163086929679751182354129396559720782418482939590785845318954281931258902719571302573219128038681807670117882705911768247797219789654730683149247917948924961438890120159100876862586324948121439906566109004068865884424220004331371724689486538246793515887590760678153587191662619192458224382734682713875632643390680979638915923769144205667191016588283188591705610729975182019536403108921256208800830963349590422222320747036305316512392595186328770893694962481143115045999475718949385124669322469310352853241787471865972372059957102230527467229765107473821860879106489142079113910849853948175207882147166034014038398061203609696203809380695497890664533580019440032621768554655579161052751723962436198158927006677514940862306546543831656489216540600517395145843
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,260-digit prime (110 intermediate primes).

Certified number1,260-digit prime
Certificatedownload
Certificate chainshow step 4 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040260461 --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":1100000009040260461},"decimal":true,"detail":2}}'