Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

Pages: **1**

**jacks****Member**- Registered: 2012-11-21
- Posts: 80

The no. of positive divisers of

which are is in the form of whereOffline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 95,952

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**If it ain't broke, fix it until it is.**

Offline

**jacks****Member**- Registered: 2012-11-21
- Posts: 80

Yes Bobbym as usual you are always Right.

Would You like to explain it to me how can i tackle these type of Questions

Thanks

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 95,952

We can put it into the form of the other question because it is easy to factor but what if the number were something that was not?

A math method from here I do not know and have not yet found in any references. I just computed the divisors and performed a mod 5 on them.

*Last edited by bobbym (2013-02-27 05:36:05)*

**In mathematics, you don't understand things. You just get used to them.**

**If it ain't broke, fix it until it is.**

Offline

Pages: **1**