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 #1100000008676361423 638 digits created 2026-03-10

Value

10425499129937248861554308362593040520497918571019502570302155756131143385101885099636409104241711307566317145665008879221685683994956987347212473352003769883412122874898796372151378658585061540378691705239340638568848400755357954216767760030180182705402210242135734622826792836919641380485170290853987617971306912759555457497659685935251865313463295509078799849106157548564675636104650149556025942101354414372963745137431442539824117060161283701342924938630005756068894006888446665823463733134980724620431536315291684613992980696202808598443257866540746816795107567298974152433517463310539671480632365928098483959313953442818367130348117
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,418-digit prime (155 intermediate primes).

Certified number1,418-digit prime
Certificatedownload
Certificate chainshow step 81 of 155

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676361423 --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":1100000008676361423},"decimal":true,"detail":2}}'