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 #1100000009028284043 472 digits created 2026-07-31

Value

6240726146709525787771300533454508318037599899774034765746156862279528818923204613135502542620886375258301772230588940188825324342304761391180965297600426525043273363428554187627555732860159713902020173485270232889256213722626536834683426022514181372662500272778452410342552485290508524118130319848078990783290561456447232609460442683415782725458218613054848066044899708965998091895745090828577847201903120310544621984582847009223474910131694894972243454331430161692494957
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 1,201-digit prime (100 intermediate primes).

Certified number1,201-digit prime
Certificatedownload
Certificate chainshow step 64 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028284043 --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":1100000009028284043},"decimal":true,"detail":2}}'