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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 #1100000009060722429 1,729 digits created 2026-08-09

Value

8205425386058887000957905528715871564830746393660609688043739786845968260816562450521318234987678157675628646372421118299498270165069330716969875234715435767812172608021703312349848317746008840288897474732589902367076769042920517168566924347157018513283103066765906134003011391978809213187265335456093818692424872443214426600092162783123439815144326849187219943802518678861652605284780810504903904253719701062364300033225333874736821311773270569198821588510336225331035993120547271608206602349997862144323917472513758675595388813070617818969034096947537952703335567471928101512871482476411378853720799583960273175112454298273831740534564015120171195101750815012591793383635986100326397540895995132102530177838823900995844712840933225105046966292091043232540121455083487297052433832245674473967951213152427130400151352423624606657254082746411300451326927760788152948085491463851739580355426674591038954009827773626908684660080727027800026214546502311795296519699228182097304438132063013945150513898693293499661883632773404364409013019756880459164752809391321495702183965907741249001077895165599229537697879310911064482400779502829021771842488004144271756543893181779329317860939944303964249199756449219299841065942043122019436071536472831684122192804238046039974519997514342643216557831643942740055522809413994848832154464309199273127440078374718865729375722814057997619647845844790050487069127980550317084736723480815665147512111211891311333141103443072479274851901136430534000650460058497392230420209561713084468146508623674764230242139560350986989759041786588812635912792447327386149625304307426060499132375421495794041826054582645594098947957815946436330490042232196401844869947866950515294554080325199097620045775631839466381
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 2,557-digit prime (187 intermediate primes).

Certified number2,557-digit prime
Certificatedownload
Certificate chainshow step 62 of 187

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009060722429 --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":1100000009060722429},"decimal":true,"detail":2}}'