Math Is Fun Forum

juantheron

Member

Registered: 2011-10-19

Posts: 312

diviser probability

Find the probability that a randomly chosen positive divisor of

is also a divisor of

.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: diviser probability

Hi;

So it has (4015)(2008) factors.

So it has (4001)(2001) factors.

---

In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

juantheron

Member

Registered: 2011-10-19

Posts: 312

Re: diviser probability

thanks bobym got it