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 #1100000008676434081 639 digits created 2026-03-10

Value

120186692547449836063252413959627070848236863494163125866001987710962344740150224397398571736170827455778121122533908245112702057485671240242354183432970979842799113292465421694788472306708098988772545398354215103540900026773671669015086844108444664449674332681921474636604089536380634472265927286903407625379370307010922139301576417413977334999530450219987510297078057531166698564395543452703679288519404231167681357690369733148827065854844432632069732338404140364114246798052652528133229996512548650087797818428714880922529676423711791504311533352506974117809462316611557754467552365651968995877247175601223517534999880485674846035495277
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,430-digit prime (161 intermediate primes).

Certified number1,430-digit prime
Certificatedownload
Certificate chainshow step 81 of 161

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676434081 --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":1100000008676434081},"decimal":true,"detail":2}}'