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 #1100000009008071961 1,349 digits created 2026-07-27

Value

38627750607283161662242621383415899968340350287906746412833390153342052519891982921993569011961009774161465816692457843638815311489551608799015221817773001937830715481684910720430905117103916691059281997094860982771848218970022999266243879237019835870502295822606638456909288494828890502558847984052175005771909785327572797060165849725302907315166201965227483768694423546538134467248884181841788744236714970908328597292291263176117888804588548021877175780023515030442643584658664410988612955439856868213205340571381124097758576533768759311935026430375076757907122868354804903698198297785079938647084158251863693412833916245574320323963225447303801625344334221164315821060139461026572585420889004468396462304365786843217245925545994876912314468877306752440511170894842672600902408428033880957786452315442969938394243457677998930694803696300924965404840705061493940886637123425663229225000435483610889555739006142965157736000571330852258294016927768749966661502861621120985596348773275448252697450425607569117346099503171777934910334627682457607977773891501833585788490240645787451880433944918089100201399568421519799998462238195765093816839164326567377142874173062462418256491121870698064568395409076743888489715507162950801683577389411866470224751523586802555499062067024357276953126375847119428992706841583838761611247036853455938398838043212890209
term 1745^416-416
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,349 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008071961 --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":1100000009008071961},"decimal":true,"detail":2}}'