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 #1100000009015272488 2,574 digits created 2026-07-29

Value

316279900129663796915885940876376080774434352725776655535402115405390050390080031367654662059411418600213572583977833739378156114494258035159537653007413084091738007461694360426486130589049346613915300383940767809383450892525959081634783903624522115050217783234069011011313747460858172719410563414798332038298853265291223575252791775903691526195986743006770161332183722860171269585560671970957464493335545510738328292735322522991176502467598930917985364546996552261662847872873676635720012304106356594751394219036846327424134156854932673323572150310430551317752843124635226993389915282658720968955616279698901095717202392707239234819979904568411634237848212071684106685548639030068450072075854542820585709815916614525590152904816383638509087631807096686854434485882603501563130799607077532151433020052186096771057879386621636122137408177171375448082899875931387629680615121550830102603031230407168491178179869145698055132596773382353193564418689206338601854971245002832064384834139606884981786986367007803857937530486418525302300555687861949523351687801970314471861215003870017728235691454031613743883444511631733788305005608410687699633774255324609769678215131539703713955443180857235642887261717917725924393051105430976051607064006015464823209870198516332564422315951563831761249618059411469216471369423929689090536420331385002643825658962320903894250099060238938992587296640353005735703729167707344146563202150952247055687182878718473380411426398914371973213497034363194325761623396682922228732344403131075343484463953104939648892794002486908045565532824394497791261994178118568644972852335314607862690106966983421091039838009702448068772585308452434712307852962187326683180237609307697414027029243137393363449950446544278197621256102257261402614228042110208127602322818484961191755656382477559323623775263071989237003010045406705050978770391828981712922445708495640833253672338667090501322979507366615004361514961047249559057611328114342592788284226868755674156928295545308634421249500902740322426581850456745607332954455961115497725554143282134062597297683384265139454066021779829832433503124005627038671733581498385351892124288273909047251632132231690790869851877988692353957041097776900099369320724024291087726217952027876324070946117474725260196474329209792786744267066347598884955957730154494040243444227721449435333578958575830276258652579828313526932288768148872829974845479774878962236914754422478513708465541680561319010512299672367287751956967912359346026164636044469520110367655691587462402396223128731742691344759499295890887938767828187357531810807409508721
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 2,703-digit prime (190 intermediate primes).

Certified number2,703-digit prime
Certificatedownload
Certificate chainshow step 10 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009015272488 --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":1100000009015272488},"decimal":true,"detail":2}}'