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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 #1100000009127304165 2,686 digits created 2026-09-01

Value

7486655599196255100022674766115161872387196854552868378063837515488599155166123463610576026321080378845056977045272474342668396747949050022869438873303119851496425013992220731204126474787533882377621562245492529114652589739872361832041582507828191460717189284146472258251106470386230931907323783491321290229145456939951948153060980322457707367455121852561908363821466077937872237408359076263333252656503443935044189342497075229797176060944198499193484557321382714377666299382131760565124294273234254369488066353658766598718027162177298865213736133300566797466411745821919241285790819748917957986189468178404508777431383296390573111459347990750206812213447556045303082967576366838430554379628169090199735698877650708000012084297201985728578798283605280585196409475911131129639746215860732749796328854481465112554527326925679739647803159850269988382275935811262236178840506107909481581869174867985961498307074223704847585944454936212035324102244533673748971711280837884062677304801295049315865120286045762341484536810594555902950755490644121262436849360704022276925040106245586753093120556467094694580792913849374645964346980658594936166814451966672411320406964351244486897040621724663836853899233755447273225479903119218881738734260538275997455768835920911231530864072944735005086926908558472751566993260247796579665660395012366531213510739690275605078825481319296437991441745044627265177408384705071210589249501704205238376125015145719311849024388096465015656988112806929203771665445325034206575522123324056277450972641640746661058618899917490779966273061360691632057396093987932608729992120043177258611192571810364244712477254074054101503599142624421163176555108097585886767275524346383112900954514549204121848055963957263627129624781831634452986180910655269234032605697125374382389665529115993622571695273588647261340295500544787037009345924062060490303025899090439886917483610239337165740918709539922612382871600677580359100801796602715305249082620507300128438337153713221738073939657642160191360632170166492472966972042224819794232132945135080078765646610270967598791579889956983827317603458499868946762231347245686758682933218068524340725161930041625458684432928219107957710352564276299313423592174887549596113681479909462341981949124141819288559452748005260971773174026946432899849358091624842315556945489109280539300034323262441633233678818335655003887937204162166838226619079865694205027918644551822072124673594256219605671234495443861068650964196142902828943813424405345145035731889526967645863888016002004671119559761088182809953065243292046826701171182414666811438857354503132723879987155699898232733400233524636523818726664811311901021176428967126852076344237888089481841599
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 3,105-digit prime (328 intermediate primes).

Certified number3,105-digit prime
Certificatedownload
Certificate chainshow step 43 of 328

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009127304165 --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":1100000009127304165},"decimal":true,"detail":2}}'