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 #1100000008676651873 378 digits created 2026-03-10

Value

339735295503223664652813596037192415955603334482702589375650883729994440702455066418184865555149481956412266422756546025411339705123620065722408493477855594978951550256532734336812472231966470399311470037576880783031137658541356062398377318299152032846240596625235097527324508104212294826050774129739482415980619019673401835132469565412553126736666803020311877744188631094695579
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 199 of the certificate chain of a 2,930-digit prime (225 intermediate primes).

Certified number2,930-digit prime
Certificatedownload
Certificate chainshow step 199 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676651873 --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":1100000008676651873},"decimal":true,"detail":2}}'