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 #1100000008824894559 874 digits created 2026-05-25

Value

2399318379586953778052767388981412926222750650363818303591758565656257356918730297520481770513451120387554002993472909418535839323875396965914895806705491546710436359642577819549925669686727330279561840173324252084200519477950201161335917320184088700661790158337930936748203559422996832177780208299615374712396663727714228491919315385056325931023342438288395390155572954374380673378346422480431683913996303783534253677825550971599421251450015937060042289559610388275504289726379291511612982297063670871555181647956152828679513423007865366296798779262985352973054231784974086714686236103992053409740270036791232503372219065286544131835443708885462218333956071221352357321204172433004191634010935030521957294015127959506121832509033727394114377022264897742192186412871580920000669183140622075250091911365601641451489699162755758330331711837871940066456381152482266077366082219
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,224-digit prime (98 intermediate primes).

Certified number1,224-digit prime
Certificatedownload
Certificate chainshow step 30 of 98

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008824894559 --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":1100000008824894559},"decimal":true,"detail":2}}'