[求助]各位大俠求解 JJ一題!!

dct0401 · 发表于 2006-11-21 15:59:00

64.330 is the factor of the product of first n consecutive positive integers, what is the

least possible n?

解：11

my answer is 2

mymengming · 发表于 2006-11-21 19:43:00

以下是引用dct0401在2006-11-21 15:59:00的发言：

64.330 is the factor of the product of first n consecutive positive integers, what is the

least possible n?

解：11

my answer is 2

330=2*3*5*11

最大的质数是11,所以Product=1*2^^^^*11

所以n=11

dct0401 · 发表于 2006-12-1 11:50:00

謝謝mymengming

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