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 #1100000009066714417 780 digits created 2026-08-10

Value

247100027338116204437966701250263633262925675586783925729447883879696438722396687317962795166065952025542363338622163910886687788082436656497354279156670285833531021126492022077177213481980299869565086534935978422354888231499180349675350562267851270670935291925047923463835007026793233198034941615644451445644299288755032538822764820047246127202116514668682738034469429370910377013756318987435363989202249143616602063768096082354233408691940137073001491099306638092922196485568613357825086651249778730765849019217017375674254899615763279225955706503733781969850523593506443836290883642481649396871356805063497019562574774929360609905306031822946621945788896996548153424074627880132070898641363505530516850792821495959020717657282597757238146305369904462237510999223085894960564733
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 1,724-digit prime (138 intermediate primes).

Certified number1,724-digit prime
Certificatedownload
Certificate chainshow step 79 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066714417 --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":1100000009066714417},"decimal":true,"detail":2}}'