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 #1100000009048440268 910 digits created 2026-08-05

Value

4514916673985428629279156399605200401485945569591847531745385223260185484888501766742831188251716501210600377269059837252291555894925736639516921091178459810199258842235944744239231732158549730040205642538982975242788727012010507457453504865014161026461677389610129690909810567466512423312874748697929762379044271724581624698624452314452044753751565387908008228715007414689669308011278486271092276343487125530757313177217750776575615156390576536839854708349910917651446179906107080376657963716829288761133725149523592370877739311125977587818632858687751113719633064043045038813706932388124486587320590587461306518380320084304261828746800433045965841486723950358263646153811198210594725866112585455096228014293487567552599918108903455468460920199725633895683458919603061294024929697546660730873875361246130703490037334859586562162645726012668436173782852469311297524374118589189646988600400378442659879544405879
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,491-digit prime (125 intermediate primes).

Certified number1,491-digit prime
Certificatedownload
Certificate chainshow step 54 of 125

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048440268 --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":1100000009048440268},"decimal":true,"detail":2}}'