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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 #1100000007144185951 1,204 digits created 2024-06-05

Value

4207954393217321892740017633534702255582080184254627277011958835161501227216318109428981621949075045680812005331654019000187284616036691974833437471618516428652399518177855112889971758616667723667328812816439635339817640377622863275924513152023844990153580384225019425406023325017172978486077158423125880772670842959315541892533280593548553033314806593976647428836508191871224314421985640818558977385285706370827635311568630966670673587953104699067359425437586048859081977106097212419386535964203032389991293957146591291634429711594101728645147294647284787542940970799810779808900339867103189479172862983897083552745620002453475356313497543114799646575667754260203951865266086186789647992202277618679948281743862050709094802448524197579381623548133896306531299460724506419093347929899481413916104301089231067422100761567541145942859283386962643455133203059047418737796578162259625945940027286714612709521921392096405086907316128835895674525458169008392830783796434343439226999182769945530095974198266731686647531316147125669801296879853064612956832703734145674558026651075196789984224967852036112560688545845369867234845065043514490603082752302500853478604393524407685112855233413469119727992592703380917
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 1,503-digit prime (163 intermediate primes).

Certified number1,503-digit prime
Certificatedownload
Certificate chainshow step 32 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000007144185951 --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":1100000007144185951},"decimal":true,"detail":2}}'