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 #1100000009071048092 1,654 digits created 2026-08-10

Value

1641232592436372402755112749065160920676316252378591375274630098919049675828038381214984334257091574068753113753135218645833876538582303258243349133575205364747960456307159680580987570746802370562058994730168473128769268355940977655347425699238498246712694344044220131502892905539232516303127939493300773045207935109707632082060800608295881967447188354577573880699031364447823877310521595012136249879270122414551603801071892433110320711565013398694124843936400033284268423588102053031627772565002389078160743366183998237888514926043191079145935977298686961323959292216987431877989952346264006389151189663348203892157846144951084039482492915873232498456334886292322656609161922452064744900545430677359055040100179861088685331823834247029064024654895140619786419646083699859578248138099158681228229907921859379762986306027057535798761364281114219315914807653401619959556132445160724486873218808104358965937290843640387361928519819224436522195771973164846967788530270800441174767451886464271698443261212648195360191146922172058937318950886748192623296502167252342685601171788607153356604424842834224175199767938479832717629065700055971196399279485632634361981490164821742753831200390114262266644297605064486967766169899242746250786354644464505084824503218224026206660984450696148702708825833843615264654010549901974825693889615922107033316896690869120591047993490450235922659665522965179246148701883668921962936302035572630870123106664463834401933959454850136389428399871545593352191426418695129078098958012671417815816442738705616757038182062669470700173776971798311869044942276822270646369650843567634914183423194360011990845303188215238954039176176976351
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 80 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071048092 --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":1100000009071048092},"decimal":true,"detail":2}}'