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 #1100000009084004629 1,842 digits created 2026-08-14

Value

128036201012652895588396726607877352062333907053755013442807165276253083553694721440020877599163223619187128320313653849751111941835373804183698905176135464841618874455556731230605325729077566967423734733438651868637105914230271813340443407432799589006871108751451909212081274540192746127762296937575955773101325964393449270965230426979583999435384277168600794237753745650379881999172700461932690445255200361720113520965661968120150697120881657647603436291726355754284557377176296319028457275703367741397043968810214176883518105815408346153700232076868563555596151589094884465360408640925712210751751684770320784172534024194046284753112391227527571217305962474411901643534016464719090382082691139480070649258886426968435924279677936068644959047653412406778706730717400191623201346117614619020679960107928973861407100458112914233313503952964666306328381785323033546455405356495031188998874996770996140855788969393319696923586027824947616126592800829240419399891378513501253102581626668107834256276847102742204615274798982426361433625907749917245630548236131930946216471683167236027110555372710027322540663513977351763350859679810576332177124774093413251462141358616807116431504770798393716586494169647869762131680851797905684492607240373570866469529186184755452080176614537496353872004177453305159287645403206654677540406325276587402101915259536520475279597931252030784212000725081297699386258249931777598817436644204095013702379381335056007068623518847718316094285989158008953564444535012968661653468151012919240035316427719805391431733085009299019095698498139290542549366763408359270389878636984204009641777188054399536365249014119215914891953646467594402247885248896266087584407398499613758969376179844027213409536962148352035580701609539147386489315177206252726433425408819142444984727497739545063042809413508895079175444705052186574010961
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 1,939-digit prime (155 intermediate primes).

Certified number1,939-digit prime
Certificatedownload
Certificate chainshow step 9 of 155

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084004629 --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":1100000009084004629},"decimal":true,"detail":2}}'