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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 #1100000004950643501 1,103 digits created 2023-10-25

Value

84789730500212894287406150578740790616429368442907946426785248521478825236953667179232078880257078555332619288526128210326642242900567333677450780618570421734760859163398151674205571473610772959230189397448777302210260146590612527112148562311465297187150142302368735734450293935474712421830702547790571552435254353249320818872894002857198174814862834755743632946403255244035143386693826115305583126277070836575921026240139549507860594197359463784355608924253986899456190704857049939646119985032042081005811031513592063937154881127587937365764352765566805746035064231661118987446449716262202654241815072663145930435542265180465051642098904990795666380954759076254759755504378203164686183116924230785383846361008757324889962169639083967630677817870529929318226635502319535101322657691120167804065658153189519478560268507279770768806095375757263953630815650924745293781237390646896177454524558416629157931670068331776063783840948204740477419359645040881107650649793264908240474287464477048804246687102816014635800144521011487482725350077065296111327326952490556491011103807974580460120584593961241990331629
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 1,515-digit prime (123 intermediate primes).

Certified number1,515-digit prime
Certificatedownload
Certificate chainshow step 31 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004950643501 --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":1100000004950643501},"decimal":true,"detail":2}}'