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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 #1100000009023308697 1,110 digits created 2026-07-30

Value

100397386591638495583261053158924221791119191599157025740826979396687229545788209493847936815207708651849892628091525018553281111652496675179881472924949233017962463360741895836643446571884441150001041437778429510380929546173428670491927491690944693673025232877268429371638271524085293946248363300639801294974460954174305239794868639301520251577152221741850607560980913576300747090587945289920380824111426048827718094129369632566264753657334474710252036390238003805695611483171919493953750261571807946461893522675320454200214123656312178752149519915665059431009137484988598752842916547008776613539830797247853132101102780698925668914030409331919201895816494238049646848122963013165425258655574839632084340124793980134290624570894807715994821133904842526088101806162670283615738812348517162664105539086357410945990767333271085809413503545889973901499732873502418762596797059727694581331877979516933639971128862789515674380934617447469860422838181614057547181149781573484587682844080361678772872831788388673925404041343811200706111046937056188238530180493172718016828607073354675585956143812274527120232173621971
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,142-digit prime (95 intermediate primes).

Certified number1,142-digit prime
Certificatedownload
Certificate chainshow step 4 of 95

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009023308697 --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":1100000009023308697},"decimal":true,"detail":2}}'