Primorial numbers: Difference between revisions

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=={{header|Mathematica}}==
The first 10 primorial numbers are:
<lang Mathematica>FoldList[Times, 1, NestList[NextPrime,Prime 2,@ 8]Range @ 9]</lang>
{{out}}
<pre>
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The lengths of selected primorial numbers are:
<lang Mathematica>primes = NestList[NextPrime,Prime 2,@ 999999Range[10^6];
Grid@Table[{"primorial(10^" <> ToString[n] <> ") has ",
Length@IntegerDigits[Times @@ (primes[[;; 10^n]])], " digits"}, {n,