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 #1100000009019512224 877 digits created 2026-07-29

Value

4895380009122765953221319137820723003259078340324851947020020836446914156284409639340081736110135294228563879775368515109865352334648892142432067438891062080455355714843544925880802120380057088082752353100743786732024950171811232961009012324290492279359358608210702480234082879492168347630853110230246593838518105531636439859672583052074327969835964156146014274297132225576704075827271692504389976615682466813204209184480811856105313282378051741931010450154897944152510219661868219319296732320674017503413501349534554270954703926586026233404473789351487096492084677800527504890308491933356349043274368676590402210184103450569443634612270372034875110280062190960478373456712954187358295144864043151947587127591087598757146741318817713615669946389252640877213756825086123901232937608355964995788515699863172541580154465818294825469720733017168270954530896568864625066500472539063
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 1,105-digit prime (98 intermediate primes).

Certified number1,105-digit prime
Certificatedownload
Certificate chainshow step 25 of 98

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019512224 --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":1100000009019512224},"decimal":true,"detail":2}}'