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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 #1100000007113549581 970 digits created 2024-05-28

Value

1691108885445469907099704919512201448972032325277411014915471407879656468391513073179801244112477101734660498241458161835991148752297195111177816561952171704855717070087840614554951139992792750533833759151724279895242621916951178872255459336421033854709646061161797499380065888951491103030265613123737325285257812457980323310471234846904246028416918016974311291205984682127018286226705439560398455848630392399977733143655880815868631710773853039343655818313716174457525156612443980242230969753448492418249786926502079582395365699396429962374060569678505457527176669443107592175101504246959079219567157870218761197793011007039707486407771882213466927042538742710150793220017452475612669458058610020031694509499352859853643096464381432654910894335864250262776963023585394926758848956858106423944651681324115131574027910138803235172226989851617540452594355377248441241162373059959807468384807444006662510213901667588468132326159707085765384276674363265058824043912635798347
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 120 of the certificate chain of a 2,250-digit prime (225 intermediate primes).

Certified number2,250-digit prime
Certificatedownload
Certificate chainshow step 120 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000007113549581 --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":1100000007113549581},"decimal":true,"detail":2}}'