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 #1100000009127305937 912 digits created 2026-09-01

Value

218623606691490269280038060769206323675393153650996574480213460448775160541435934527371265090714216042299934078883445196761901052823513637025799988172784313536921794487387461109995301887443018683516463203813189370598281792970346385826348794209778609434245618250879355696632097200393847618468217840885977706828410841666881881901956675313395595153737628238243197275987963272450334471588800761124977884570700428697692518466933366342297181900713033202597800407196330127421478192233939353888015032974518742299793597471283314423441533269107248739203950185178427309846142013565529755648457537085777530783238605936292442194472505416942067910535468645178063437763636097601211791098745223141773672190233137940523195079856803765023235830658650187535394182190311624631473597951084729009840952900472386000013442658022605771740041160292096586079371474833371904306787462492378907586597848606326327019045044296387666719563661959
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 221 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 221 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127305937 --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":1100000009127305937},"decimal":true,"detail":2}}'