factordbrpc · fdb
Sign in
>
?

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 #1100000009019711553 611 digits created 2026-07-30

Value

41557971335214046649172441817005799925249518041726424869289098654344934931291001818263661407241103057134974532964396185749986424093592697835733945093755278221394139643561732288442425551282986888392578736014099015402950068896220830914243155552214033576596071093776670971680095842012111839447439840288802978865669927029675190680396916610027365756686488665731061633413469240674989898804226984048616668915192031014072582997791899091252185641730624700263903371452244663399724834714840699340912647297764675243111489925246218286558414590428264637021485208421498376162331211967882702449787661177647249059074206084920481
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 1,115-digit prime (92 intermediate primes).

Certified number1,115-digit prime
Certificatedownload
Certificate chainshow step 47 of 92

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019711553 --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":1100000009019711553},"decimal":true,"detail":2}}'