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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 #1100000009053430879 1,232 digits created 2026-08-07

Value

24860768611851290783935375779185960605305653055093528004313934051483411076061358682125314092417520535922994829304675007767207874426417563393635985179674350869785427383222003072437141307156418934584685321632727137591512234638663762139674931975914567982847649317951145806105252439685623330354662193819967709524095793129541498167915245277557087407662363445226773662419668589500351520124997038441436503462516649812970386277050670703205104563322836053710347319221566375236090718048839247758832498616673053989373769349994804222662516446185986511727682089030633472225664170645497291598874521486585769109125385746114142207940255975125978916688283513535133037900359984462623590617903343603406401258955326985070136957822387146143232454163149638654899046267237562944401398869946747095638828997981463141897247038846318237828834330385318116568628037821578828538816358749343125717232498995254162134493005524003096435310348200230924328348109072023428512430370876426550887412266414641339141601456395206075006497940551902392460565804814046016175057055624606564266896518857916609068026948576744983976106299992764124122454662229701782236319002014633874702841642888463690432667000060542129674076664032022554599246988703394703752751415685589823524018589
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 96 of the certificate chain of a 2,400-digit prime (183 intermediate primes).

Certified number2,400-digit prime
Certificatedownload
Certificate chainshow step 96 of 183

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053430879 --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":1100000009053430879},"decimal":true,"detail":2}}'