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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 #1100000004967886442 1,085 digits created 2023-10-26

Value

67156339369207536707523614464470297235424421701549583755989720340516134725130704863695129288894272916781690115599531023262752811740890596342248603545103595094498966919901929725004866825364797657494087741079237579408012693726536953246632784148238371814616435989765030472924545201749237331482361535358549706450441302582300520778906277265511080657892879811530609584769703129947582136385212829495637037002903813399895694986755996800717252171291968779703854266951466495274487658564218498178215407374073772914726965500191767584898488567747122657271525672934845184504045142032093131569581919588951089612910241453654626753635460245116031768057685231201679601038773547006400888807760064019320603082330742435064109078480694521000472106765471573300951230637542231493661135803957753842186683513135644985649522679247167375669003007467223061354672328851119422395881445047160945644755966114748210303852232864728832210810201026433058595527059885584570719394548273839336669165837441079522160646033897644685880904138158545981512982056720439058998429796467747726904943252202291726051419279348110095581127
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,281-digit prime (142 intermediate primes).

Certified number1,281-digit prime
Certificatedownload
Certificate chainshow step 21 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004967886442 --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":1100000004967886442},"decimal":true,"detail":2}}'