PRP · Probable prime
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.
Is factor of
Primality
This is a probable prime: it passes probabilistic tests but is not yet proven.
Build an ECPP certificate (for example with Primo) and upload it - it is stored and verified locally, then the number is promoted to proven prime.
Primo input filedownload .in
From the command linefdb · curl
fdb
fdb number '3016445682795905858576391417286802894878414190580081999513213292806004519673998598305268029552268319399206232421775293068908378537328071827209911441829514076147204958686487255073369320011461643075680243419882756856449121669781215737782667530142803008061319348863684727517436955816173538230827289439347395119085852701444462567313662125865915456047801771667263836903466136118763685146055340987715185613866566269165442561461071458267188648985469314082350472224024352217981238312753897693063139032048791440035868538823728265636868119331815123908506016489086260369646701545289813762436891969738368841343688685142492149289381299199829216228928377919059690402541817838344824110653258415785021434721306150063256214995176745719688336857235837907024312011590077911636345578346776428899669701715006926433975231314103652268047752538280990305458100111322883632181670974541699006820826683353524491652241803350155210931495848621242028466699624122998607905627782983279089722142887086335108088895326697402192179865900408831790505233962470535317343805574118565685029339585821492742800570367659315041204313966432826986915517441176746369870037197601676423163504194555649145284921543977651767150248235369069784603570307554153141660639508140097164770890774411399135654223390079653052259223489498430834733919' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"3016445682795905858576391417286802894878414190580081999513213292806004519673998598305268029552268319399206232421775293068908378537328071827209911441829514076147204958686487255073369320011461643075680243419882756856449121669781215737782667530142803008061319348863684727517436955816173538230827289439347395119085852701444462567313662125865915456047801771667263836903466136118763685146055340987715185613866566269165442561461071458267188648985469314082350472224024352217981238312753897693063139032048791440035868538823728265636868119331815123908506016489086260369646701545289813762436891969738368841343688685142492149289381299199829216228928377919059690402541817838344824110653258415785021434721306150063256214995176745719688336857235837907024312011590077911636345578346776428899669701715006926433975231314103652268047752538280990305458100111322883632181670974541699006820826683353524491652241803350155210931495848621242028466699624122998607905627782983279089722142887086335108088895326697402192179865900408831790505233962470535317343805574118565685029339585821492742800570367659315041204313966432826986915517441176746369870037197601676423163504194555649145284921543977651767150248235369069784603570307554153141660639508140097164770890774411399135654223390079653052259223489498430834733919"},"decimal":false,"detail":2}}'