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 #1100000009057079615 1,423 digits created 2026-08-08

Value

2082010906087029395888601573200547278217926114731466879432459490025974989904666120263887027092797427946824576822305684605010212887913777383940032975776468426795542585878232517878262883238897862845984655328132106613370356073171602683836969237249425319780709796231359390751116735797727235418071182852196702616810868766186973711524947756746824958514609982329533275128781234253680299099293565574927261838958852219526247220292502135726245047721915806401504278505204559229681646610526322491080816394114825136237185595865243617983035039556660230258697799885762781688441493262300646281245206579091147221597226964304112674016632177468507906572129676565782490633503037975706871583098490748044944497415047220947181362635095504690310164441479270744429266760195148281727191719497017252452403690652656288754624043443544885710611747292679768026996754034472700619755198009717564514301396270704125675835427080446616097204906644517578298258704704551757530977791066631797180113335442537144325146098105316801085997226702932647317174172066526470087599799386609753341463081977105846214963941428865496566340042196427229443308437160125359343635561479402629662825634160686600737396902004274003778217694050204075163382449976866030328399021546242730609949764901724751386009081074796939729923311550998844208189044197779655861106775085492160194068143235352160180325035626365153447135141510901441295351192992097591691074444021656688841067168257523907141
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 2,539-digit prime (193 intermediate primes).

Certified number2,539-digit prime
Certificatedownload
Certificate chainshow step 90 of 193

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057079615 --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":1100000009057079615},"decimal":true,"detail":2}}'