perplexus.info :: Just Math : Non

Non - Zero Digit (Posted on 2003-12-21)

What is the last non - zero digit in (20!)!? (That is, factorial of 20 factorial).

See The Solution Submitted by Ravi Raja

Rating: 2.6667 (6 votes)

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An interesting variation on this problem

| Comment 3 of 11 |

[DELETED BY POSTER]

Edited on October 14, 2007, 11:53 am

Posted by Penny on 2003-12-21 20:03:38

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