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 #1100000009019236457 842 digits created 2026-07-29

Value

10027552897304354700405695266153022531528688559383929271971428581951980591991241879935824886659169950315094148884025124754653890276525714682620133051548176479039945878520698907831938488274103816991636978851175452138187373000315343318666624627200069529339879948206227409637481307027679974740231234353859536156896726090711382743345458086404715215596105865736829756989800645879954636977007382687369501975569633748034086209066229535086533411027957147515911645137736139290584635705059375393070997078499707339484935722783922154563330289104894795358199946474770775817330199844990577347543626473309267589823238066264954789204275181428646955656349198937994646555100025588459879469496809532615809881546835408517484796634613975001881457277503002730654315886284058815673354416388316868155229049821527017900887141771178130123050179355872188543907711597407
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 1,090-digit prime (99 intermediate primes).

Certified number1,090-digit prime
Certificatedownload
Certificate chainshow step 24 of 99

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019236457 --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":1100000009019236457},"decimal":true,"detail":2}}'