Largest difference between adjacent primes: Difference between revisions
Largest difference between adjacent primes (view source)
Revision as of 05:44, 20 November 2021
, 2 years ago→{{header|Julia}}
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290 R = P2 - P
300 RETURN</lang>
=={{header|Julia}}==
<lang julia>using Primes
function maxprimeinterval(nmax)
pri = primes(nmax)
diffs = [pri[i] - pri[i - 1] for i in 2:length(pri)]
diff, idx = findmax(diffs)
println("The maximum prime interval in primes up to $nmax is $diff: for example at [$(pri[idx]), $(pri[idx + 1])].")
end
foreach(n -> maxprimeinterval(10^n), 1:10)
</lang>{{out}}
<pre>
The maximum prime interval in primes up to 10000 is 36: for example at [9551, 9587].
The maximum prime interval in primes up to 100000 is 72: for example at [31397, 31469].
The maximum prime interval in primes up to 1000000 is 114: for example at [492113, 492227].
The maximum prime interval in primes up to 10000000 is 154: for example at [4652353, 4652507].
The maximum prime interval in primes up to 100000000 is 220: for example at [47326693, 47326913].
The maximum prime interval in primes up to 1000000000 is 282: for example at [436273009, 436273291].
The maximum prime interval in primes up to 10000000000 is 354: for example at [4302407359, 4302407713].
</pre>
=={{header|Perl}}==
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