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 #1100000009077935848 1,272 digits created 2026-08-12

Value

249226706770206921334864674248519544583833705518994948473931885227532819593753690597599621744373161474489714463667878450184403502248954058414161543903007948567531480968339992259978697436288547257874973103322825881586802280353396791686250525064212137818408512078840404510621980940306630277214257890867018934153539405739089113304719891966964154432014462191561984036799436059475224285486388183182627438504613610229019650945344628125434656289693952230560856709670577284145477935669821711166269868560495538184457215470444892578921729316641156276633026522488570732691449141726598501962658641200236403724164602678193094781559017282868419911947568352251927161911118068124142447424948882048635129097170059185805330749731054625206710793608990200607363403041580758585186337546538899313852471379015540368786790195352789872183701490977522189090106819866671810388815310619675560779405399047802087052968451784407798942421419291676805229790746668690636866641508989547787191103370219096723867855178301479038147466843417827857449382966499378692262205199841313069533305752971797378828570534995029764666782672423049092799661942576054710742759872501434962739746413516361750767602203771562246374405070941625251869197893904205572695517062639661138541278235554358602305546161672389790977848330717
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,026-digit prime (151 intermediate primes).

Certified number2,026-digit prime
Certificatedownload
Certificate chainshow step 56 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077935848 --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":1100000009077935848},"decimal":true,"detail":2}}'