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 #1100000008677271120 606 digits created 2026-03-10

Value

450653690737808920092040950649657594547566492992496490700524553190943254933018965012070774353449055544065924943886473627764675890257680195397161737768466605338632100921664034121871140084022903627714018344293021039090930758793414182452271634793297306581021541424390747138653085498442098305374605618380565564536398855272981271802420932858245237443555426242416463683627886887774011203332787250344308390283691419291440212500917507365793911570747856452598970708427561903579701051061016986490901113404994305729643490649224097861764065752719888589913463815152931358082200365985499272198214982910714533468662691737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 1,675-digit prime (163 intermediate primes).

Certified number1,675-digit prime
Certificatedownload
Certificate chainshow step 96 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677271120 --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":1100000008677271120},"decimal":true,"detail":2}}'