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 #1100000009019435219 950 digits created 2026-07-29

Value

12635527790124856556851492381810183114532181699077621119860531873817214668303282092091824934617152322924612158297244507117100863622741390102442053717422220456424888930151377711724578769358110773306881698697255245166317635726971425871607282984522242548443514461424966426847966229839585657387594774192886211631089811621737626235333820122908201459947556942015424457701450526114493981790026527337759348604900273168503778682812647144938040968906646014822715064745548450132193150447590853258031962992590591505694582075944541959448175697016883361435801180935370508659038154891898870988225446546819865507736161969391048814897981729008392067360928321153860461901658540000907175567338313519230164485945290573177965781523101964610879535090506423827097316120260262385946361720643877562951073325337809233153404799282196019314443966402923074271428225537514876985747941622105679497909418101638124720777304648380672925839178630179944134037723629352707472971334703307
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,099-digit prime (94 intermediate primes).

Certified number1,099-digit prime
Certificatedownload
Certificate chainshow step 15 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019435219 --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":1100000009019435219},"decimal":true,"detail":2}}'