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 #1100000009018917485 627 digits created 2026-07-29

Value

102553343088305757148190526658979440344394671426832239268696820110456621953233205881300413116447139190817632243757608676310931721065346616431650900391884755605452808941437656914189180240515605050151232738126318472410499235780560404815479695432231264548788140041600266931867914260155527708194406967482423573127584963897826635581955512426647449252127336486976246022009609522426826774566853308884448551494250678262127114794335217161843195510361246108331070845165400073248526981532847540904028732232387397318001843311448518503167184120125394983483032041995850093531361765245443392881095987600771535710238748589171784839698329248031
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,049-digit prime (68 intermediate primes).

Certified number1,049-digit prime
Certificatedownload
Certificate chainshow step 30 of 68

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018917485 --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":1100000009018917485},"decimal":true,"detail":2}}'