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 #1100000009075278996 2,280 digits created 2026-08-11

Value

226270878676917237794096920737147789644174139494286983032999813697957203194773883384206586514978953615792318509502723123161898933815266584603895848146388446177552634685818604863382320545260135969102499338869051111715436680847614425822560166912596215506585559295538391559813371553366201119458140548783269677724624421252424472144885208630662742714211994719966127897281811788608655521808749483368601958056169076474262591396210241348966595699137009049555227842135230261744988429078554432740360620856550600205535549861899459028444938896515793874082403251806668807733781355110643512025425647450458390237494539172231864029284886346066048246643439410660563900354351572270380126091679600054364220734630223970985470720690206880122026309198345020095417587300844699950595209110980336075252124927294829591246347250142403784895536925242685276661363038193822611281646901180548378922014792023568044061388997160143052482532736382645106112228864845603362343139560183761625189526757112027431701435500653117341869987515593853191332378223547966550442122320982612725968210047360134889316106935065891136217509490189130568001654892799612194007978039733022902678361319233082874114980902598554126644389862615047686259245205717509321048785328981867049151967098650447763647442432855648470078127475741521175397730975302818245789101033230039860592809214587658164687440659888910163403454766511012843975221344968345843152185883208842614538779586428832168476599442436132850063428189876188618525064023285688104494529956609807421564304831616524390979007077942789061475659350339478662744326461272917306533397713770942123303156558199530942782776145575531634339831635773115522708037278123277081961897115694695835138880789457783020601999678679722855501545163087386036257958045734497879172935865804306825986823098162018197883321596021546595506680861664538745352675489098232613251558256578825679409202416827434887217255266397359152456091273648608634472030363667031414300318029958648364242547911767433008134455614858412204387556968274565068778943956727009959248798999370157003898776313192435948718419964454482419434783830483239073957517015759352717047082040890548696584140571701287741305498504363866238588755702882295099000028055787442662094517672095012104731260497232290301798899171208789271375011996412976329613327262037
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 2,656-digit prime (204 intermediate primes).

Certified number2,656-digit prime
Certificatedownload
Certificate chainshow step 31 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075278996 --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":1100000009075278996},"decimal":true,"detail":2}}'