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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 #1100000009079970175 1,739 digits created 2026-08-12

Value

27374120595962569715821047229905693398098298112726817009790472901267580673817577449559041652704384884371838555588389385166547284132389828595574209438880968590748295540974569829151676015608880708936995290676685103135995870147580892140332249156364544076310688201143275767131663528939953413245235065586877749089872053453103966502848310939962837544962485130012149700348125899553656844579039126641417024151010024824802460227682573478706416561773551239825979651335196385431924329896424973883964999602126790413313371025681243889609519708272439417675820345344666942670072277445297274800485560867908196569979270961419132293197163293226103175563484814176560344735254012895920987503192162090755792551384399202047931690491244768367309048104415397848799726559510423442315293037401927532505094630834816151203810356947577674550618947314836303937231529977462956787420519770176188956519713387948630838871578843546060306169950203443759216709291969758545321178582400510798132062645546931654766605567371500277528699160155382736102972588661271187657908555757085532715436830527872025350314237595488344873511769461966551323825930272250614407447591787886176626525273141189084040883526608598837349934446911440610851452374431983900931315303022847308089780375510443155549124219302937043180049884843276629975844942131718262755861462744658261246834455273866892160127953561261310392755753157442964872013182034905977768546895567888365881726443658998917720981808233963305589416588878480427720702817934217732913201753799749940190859968882191158511066907634009174918319349805175645303093607356740099906852477502299340126287725949405437094361170721055424191924830730574554720188090409516301688970276135803659213286870402987689283167053527027806227366655340228817201718194227
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,167-digit prime (155 intermediate primes).

Certified number2,167-digit prime
Certificatedownload
Certificate chainshow step 37 of 155

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079970175 --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":1100000009079970175},"decimal":true,"detail":2}}'