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 #1100000009078839988 683 digits created 2026-08-12

Value

11894693436542331887314149269401339337596242901133012940771317769869885167899195940734854666273830255632601433168997279064884169448193759188979724982245284604726790289002007683590776864923863399502042764587742134619691195100475728072695230635658874935675274478558804856741699034812916601575910974710969565179737676099625751726605367089899668969842368408054196232361037844156499869687963332245413319685687297855962044812831252455476062440233341260376900440641938847153123712739415248027609971219554693998066827705502811774337355727416408555954010315787438848788939110131457513237359302332286057677737192492460054572015507978843810175698507737332780910973946462603090756664943941945633
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 1,840-digit prime (149 intermediate primes).

Certified number1,840-digit prime
Certificatedownload
Certificate chainshow step 99 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009078839988 --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":1100000009078839988},"decimal":true,"detail":2}}'