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 #1100000009040261227 473 digits created 2026-08-02

Value

16467725798933060628989417793444731997718272589336794017553607885102038211896755527846782110049666193362997550186626721854711380556988177787836631501708298581630575600012973452066037714161742385049556232771778706887506910414383849920175489616183718284249346215065582039687633742742924132019696804355536333042146495574750627905975614775218504973660843501259451650873832720409058065388036704581149755015659722951336897733285474590313317592531779047625841095851379445044677011
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 1,260-digit prime (110 intermediate primes).

Certified number1,260-digit prime
Certificatedownload
Certificate chainshow step 73 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040261227 --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":1100000009040261227},"decimal":true,"detail":2}}'