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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 #1100000009077935919 1,024 digits created 2026-08-12

Value

3076811439082711752217015286448956080731719420027623569361403516659786047856437528713584820152145577764614932181286330117660549175249646117625691289388555092111665258840733933760472401995013303729586855755764753208511336944995277321309478007073135622305232139119222107456833429129601514321401285264817017710838404646077011746189264650195689782489289106592156652985494855870805656889953203565045915910746036447797164457374330624206727522205526127258692397976097962441199236634581572054517635650784980363590408691630763713965919792003220123617966735447418224757292040863019569448786540717407849219135150197848564259036640942416503119608718764971924779018265498074610831879659655371615938715359240032087914821024191960183050077054434142656313969420489714428531882468140419156706064175318379547313446394732947688890638851142912970033585852379920122327976697288872518173085673700121588697378045159163740619436384364407732651847342538670155031958112953722542883807724531412436934874790372900520662072246911781841184302039875641433
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 2,026-digit prime (151 intermediate primes).

Certified number2,026-digit prime
Certificatedownload
Certificate chainshow step 77 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077935919 --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":1100000009077935919},"decimal":true,"detail":2}}'