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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 #1100000009063523631 1,713 digits created 2026-08-09

Value

300657738517865770677157960040782249570102976353691253804826244847501966311414614319189338707368117797356325302356447717625797534982649216038138250592499057658177477212479236752436019595222524755760656971120335321063650827560366825697840928966297103489284590812484539571003923125827770266062396223158545935007664470385654483450608088323602440885020570244621552491428692615738006979538454235976369175753077081206007877557285618608856728536582163034382410392932228687744931741810115970160919368217146652006061952171571776245655870988494420565117746849504027079914770640793656592417644816962610433576363571467675898535673695038842493950245422819823555837398602927789096935195176987897710582088425544523651289400749321331892840060261914246191292802629069189873657840855082882666130625926338868834735600214923174220825671997008738386265674619368541083702194479160729799026647441112281871191876077265265822751105217257070511214062715820069232373935093229871712712613715364973815856065222476366345130277847492184434780564433325515765612843732132450430943805237249323349735398217284057515095630883653193438029383248772495568607096328480181232965217908435850728552046384380957573428164700375779624144075607941105343117337951726292062525994268114321292267651335877398603471848335615110609682150639667039470311792826521097270349627236097114336788252902948020038314421047746169586511556487449958350542777020054940031655730813137814812692498967518355145643048074966131966958733136547211532533235043617210092930211096981724044863373277471820787406063751813999670774963312451928851057923900792321731670389044621910482238538828163998446842432252748948145859663174902404269198098040531525901059596962915230754825332528513375035471
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 2,286-digit prime (192 intermediate primes).

Certified number2,286-digit prime
Certificatedownload
Certificate chainshow step 53 of 192

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063523631 --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":1100000009063523631},"decimal":true,"detail":2}}'