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 #1100000009088757991 1,060 digits created 2026-08-16

Value

1059267950699332637467557567165725434084796944244667793495256116255578958915293379811397826178632681134984418053337733990239111289066710694036465632749241095100602515660950617564169566566149625910834011151578299717733605586039792335398702016755919843381441644049556192911552091155777027230149644430032281044933975379003652112216626533763260542545999136148459142331816176655344920127968176044146739527424935390481478131607913037980128522122540375093501868025500360866755138043875836765113598561930564672339397429209970179798809891007487087700455217033291295275762476916694519217684291920227242677552350432873552344239571603477362656475440302963028551018133272514889903000553371574338281368442960474159497641171581765465363643225831184765252090432142643946886201846778129718219817570391468975089922562866392873712108139303928028084657720837864886719762489150959401045113334265778157579579642180578733853190581796727278853168888478874624118263957172463459762480663612221443868562464319684531546847963692664753456943070446725661174640572344521672356516859690649831
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 1,975-digit prime (156 intermediate primes).

Certified number1,975-digit prime
Certificatedownload
Certificate chainshow step 79 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009088757991 --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":1100000009088757991},"decimal":true,"detail":2}}'