factordbrpc · fdb
Sign in
>
?

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 #1100000009067938566 1,668 digits created 2026-08-10

Value

289454084764143984147802216551805428708016265318727445061642635753589322126638960343301057739646046813512148763059593970017424063897242289358544444454773207851721091052784486904530726149868117336509275271149973570653553579329589457238635429613014405585673018095670434619708393674619327918478738493341491327264886299711061613553413928478574945947002408851626691269131076529762047221247039742101498639924963619122297054672558638836201593392574851095464769148708426366785013210265779238805386981482567084823698812217128672483959960152425400013901257650168342223909707445005021471112818034848161866459723693621106294728990066457976965821117156109317012844410001335142874064573108599687642781046778031249676818838280075928786657488025162049952955290285538284931300890394000773050376388025309477029608292938707232487319442062510411629546966489998102854516220257248307170134049721606195526799726704177142485955036164202014835396775292909058048136407573325280623814916054369100694130100660328507454569037264176997207968755064475046344665748633014290007085841755223180723794965277886995748025869563595828775093480727101830433952940447838897743267142114837573304140358389443546731573755358741831814321406024351849568704253299304883132785002476398819376245814698297123887455652979487303955624184082857789094836753066616875698396324351800830973196813435248335483640612185699260278843022622629748434747494476254677071762883346816364564510818970962884256001190754904813714314619807735843926244669483163639059175909606851004375644758346914837102838974861333059679300398957225509862683593275908595332137529316909775575386256343901467608414447190518765609575402146584355709960048012711
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 2,638-digit prime (209 intermediate primes).

Certified number2,638-digit prime
Certificatedownload
Certificate chainshow step 84 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067938566 --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":1100000009067938566},"decimal":true,"detail":2}}'