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 #1100000009041887149 631 digits created 2026-08-03

Value

1039274022160255133271067235682513626106413951191924616182762021474842047371807925961218971090509262725198995122543826903085195311501454348562970305243786530841635288288712737075758998092968166905217225131008308406595561893070067102429031966028783251208540680475435413219952701296867931901435734821563410591157776632632641622149718354774062125340290941938460541672026705085591202353053578369605309943972393251062736194951006713856725988167826896079687784175478537742262324941655593961028556600629328942652782612728612215821421020544176558099529009770748948933246005705935813555777636370652741718159922670820377599885022479327176539
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 1,306-digit prime (111 intermediate primes).

Certified number1,306-digit prime
Certificatedownload
Certificate chainshow step 60 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041887149 --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":1100000009041887149},"decimal":true,"detail":2}}'