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 #1100000009051207372 482 digits created 2026-08-06

Value

13638229308939611510473342981131740403749001691630777324507320252412564879739801072373069240898459439517269926929956601821781224089165302779009213552048482420390518108747247709983232800871449439894324350725468600895523909246496070092238068599805552071237761572825237032184254116585991078890627657333878798821802113150296608071607654625035849401697915067638762096772369268782441673459775244258848673796506487669484344381191125703740402558262540309746438302075223265492494267278046259
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 93 of the certificate chain of a 1,556-digit prime (132 intermediate primes).

Certified number1,556-digit prime
Certificatedownload
Certificate chainshow step 93 of 132

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051207372 --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":1100000009051207372},"decimal":true,"detail":2}}'