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 #1100000009044155760 1,128 digits created 2026-08-04

Value

187932607125434012524776477231864647183310536209835458638695947922991405269219052139620322569731150092255803029437133218886317535418487852091511239524979190715342262857693137386449424366644101840581680381905694409290775466698864497911998514769297550928109303039856010504607734526130108797356335899104522588015762729973530539476013654131174397045968409169344506467835194572219751219544800915484838933475522799838321528069658845722631589729324716194567686826975547767121732266294444608035416608652367750956350995605586104513572429525002153843521154008040668741462833641801618706288736892334087278719327950325084233130785876604360418998445415903460706797524967084977752982046056959241877165439495866560045524107174888009456330079635265049260822239530506151059682302593893418631727555703975498629091915662670451573366832238009004177812960886694837833543698822122711131223325813598597517585519630183679236529426890267536032024027475839649189417032069077439287920112813233267906522148865112554284053734585183383890713729468517450696729208554882733023131022138695190204938683123769744636746366842271074281558169734637864268729244801897
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,385-digit prime (111 intermediate primes).

Certified number1,385-digit prime
Certificatedownload
Certificate chainshow step 21 of 111

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009044155760 --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":1100000009044155760},"decimal":true,"detail":2}}'