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Old 2007-12-16, 18:50   #1
grandpascorpion
 
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Jan 2005
Transdniestr

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Default Expected Number of Factors for numbers within a ra

Hello,

I was wondering if there's a simple formula to estimate the number of prime factors for a number in some range say a to b.

For instance, between x=900 and x=1000, the expected number of prime factors is 3.04 ~ 3.
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