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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 #1100000008677674071 1,675 digits created 2026-03-10

Value

1005143651461810260767201880395212389988410261642496964015909744982626194003894634381161396267028267656406527840398704847328590141032871003973449973497031886552144713308410642641179211033299067160179670988066236419083766607073556874942269095664591750661936150419799499159981463019104182439789123620586228280137077659145134603432190757310820876017576385459821658135088686256045760713083597938660662006420216697718928895406129838263804052257383440946126307511377010305228419732450399470998231909300542551602831281549303929315061743173308172591291207839252006507687324854498185504545290087373519043336754901125055295164155224323445967971894494908605888715234537027607799135930297365867935984101796390766816181805511290124223835701223379543005865346648290140294504121157794399252161853199693275274292363325874604818645989061511935513955216220168413427247980087070036524602451623661685037138450946727336700201743798024212469593588765685261685869544101323006098943129131429927367008570325546973635693352613644226954910984320823121446072444108691489584681665757428481204196902076124561140823836624633811104591967187683069669979923429160945295957304323619504310537239797139809294782099534670782371804968503990312511945665631866428047698394498471307441188435839789224058603832150352170305346221250696493957695817034147320591358638462775117560265367390462396266009344149226863617567393091164099828809205785235928415708902712603227849181472675043055669569296600418898784851285144601515527711361181568011791777424410797701352097967825284487175980084863320111323597340048684009658722960688934974471588949584944773891390496615462144770958080240523929829068638740320469042230540431681831663
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,690-digit prime (177 intermediate primes).

Certified number1,690-digit prime
Certificatedownload
Certificate chainshow step 5 of 177

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677674071 --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":1100000008677674071},"decimal":true,"detail":2}}'