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 #1100000009019683805 1,066 digits created 2026-07-30

Value

1875588775735294394795089565522038530516434100223194236814888967068114443058250389452639940679624264438020231651622131239539239931195974267336430215559236680259013933813042777004169209623900048056076452129428153170645154590543581938963400554247610636674208182073939011130079511955594820522298877462221854829609660072786583568081028867992930294452150840615518348838339095286360574611471113204458092435959454940120988991175044452967152765000834229796683463419202028522991796800546921111194812218334260897052114821755839312946428120607854088034744750002736752706784409766186931877481520340820071939971718053108070150374677633140114243101936347326591584578826491012400832823577823822422719060318626685906198280804309007529336259312851828184160803719962274772776769406777041328897201408761038370571838006263811379799692040960358624917466952075983994206948457918024979041558655889689004114924993522443987571867293810930313546651331768344215915034737540888903497984993469383671085957015615616546578258156984040449360463336064090052337458443617348989209113844921878514795139
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,113-digit prime (93 intermediate primes).

Certified number1,113-digit prime
Certificatedownload
Certificate chainshow step 5 of 93

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019683805 --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":1100000009019683805},"decimal":true,"detail":2}}'