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 #1100000009053335609 376 digits created 2026-08-07

Value

1440970923090223126057234474079630348088078781394044264537733316075624867636458662558529767225092515725977640299427151290993408880592011388638221660214531930849267390905102844123388813866754521673258807740070960138208384116007240528509834442321475992992849490611846086121419936943834052606790319546839401351144881053427642311670031715326390350093168124443299508319625824184273
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 151 of the certificate chain of a 2,400-digit prime (177 intermediate primes).

Certified number2,400-digit prime
Certificatedownload
Certificate chainshow step 151 of 177

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053335609 --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":1100000009053335609},"decimal":true,"detail":2}}'