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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 #1100000009022939956 1,026 digits created 2026-07-30

Value

165582591846612181904991002507332326617453901114908383500571512576544840508599405115056603871735906204373076918906167679832416475095735320611060139906950181330769558781465640137165372263882502171690048116238955619108285197292884339606241520248627024853916984289730240262072798861246789382587681722893646618021057077345022104320305697942194811264272519784255298825802138906959418410090728237071358956642074898018328608518717123060737951906054362202844518530259669264183103657865005859764562368444079832571546292769374138288887917402895446148051991199293176626097533351473605001194902971571610884485425255825227154610975439003210519492265321818651305346482711261330600258114228226008531493495351998754418023293938764747965985929857892947271407039411801653251283786977087601912372906872130964780682578802887892538918888983570028853611348478141382723992362367772991852268580384926444969255449807081000387980582621582537187917306966127625804964937686530194576063897434826115176798639709374190839804735317893232125077606156734117851
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 1,129-digit prime (95 intermediate primes).

Certified number1,129-digit prime
Certificatedownload
Certificate chainshow step 11 of 95

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009022939956 --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":1100000009022939956},"decimal":true,"detail":2}}'