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 #1100000009061477897 762 digits created 2026-08-09

Value

562626525899595033204962398728885975553800993207572548695114340627080877504187529370261977732471970197958144225574703299365143314446716114809689069864420402277147730222190180554895642805726181761676993968423187331484705596578296963744301807846699559178151317226725488181848411831084692193122357423827170172553497089911896517184240570219499745508079792671240848526971883853753445045421377632499368684698545538962975715222489350495812921349284450430689062451170651474398410886036785264159092716988169234950505683909501088151970447596438835499738030824434555415237770933600060809279320736467973537698677772004398120006768981407208130679248259554901296649284408371237423132859661945003396069391867014221809006651070011093706772318549197737366632536939459237078358997
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,686-digit prime (136 intermediate primes).

Certified number1,686-digit prime
Certificatedownload
Certificate chainshow step 81 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061477897 --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":1100000009061477897},"decimal":true,"detail":2}}'