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 #1100000009060447675 1,275 digits created 2026-08-09

Value

228756983780166168108289121310716921281237988220601580007937418338342294715406891021933365687477448648668072143933792377951524935047311744267866336014830420828369832951291684569873185504567327816790931665991442640550961653481422486237476699422949431523136805602396901641450912214411070487623110705087742407811435462781087119666000377967465127184775274389920073511788426283015371819416406666610437023134968570284466353796272525095210112183533775310096735905088716125568343190497758373155020316290424593095733718387495858859881045359839702371273384641289303088013518068833235407143438185914424020870163113530263091951014631773852272544961086013458679784568613025907720347854456888650686077719653549273940641089820322097380022999697566737307056063804994263721370419942597865237911160952677903470619145204849148956655970184247417969698168509394149401905017789879387242099354201333137798455501874313981866817649907689404069506407426990745663622753198082171842546562492892434509254870460724237859491877406380091268144506112911521382888477952525005959662348322497921711408054878600756851493502990531456341716698079470231553965661793132757320391547615627502207942675319572568441938552780934954347167237504415043138267901002313662234018212880833487177190237402932418687968856888032949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 2,557-digit prime (185 intermediate primes).

Certified number2,557-digit prime
Certificatedownload
Certificate chainshow step 99 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060447675 --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":1100000009060447675},"decimal":true,"detail":2}}'