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 #1100000009084007886 741 digits created 2026-08-14

Value

470054339384958180258321212687447247159674486469065734729064284570205156742554275833959285699397589363301200662430618596717433714256435591190928502075785177913556171972819846810548876310442244623616603513731366936228141957184754433128221362622227183617636242651478833449507343999290846400077191079158714116729523672794371761623015393925913493657738486562246719556365569757020937356777331888333269367956297130402201347927980564362199607305410685077859382848171012668932892727962527632963461969133877468145239925995271469974294715696136993401741408150472215781609581959622126342949576483931782416465197719642099891536415823453957488770184921285818451883519319995522957875616793480519538766324333073521036040598691807774783998870702172202131419
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 1,940-digit prime (149 intermediate primes).

Certified number1,940-digit prime
Certificatedownload
Certificate chainshow step 92 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084007886 --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":1100000009084007886},"decimal":true,"detail":2}}'