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A mathematical cache Mystery Cache

Hidden : 7/13/2013
Difficulty:
2.5 out of 5
Terrain:
2 out of 5

Size: Size:   micro (micro)

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Geocache Description:

A geeky cache to celebrate the subject which I teach.


The cache is NOT at the above coordinates, but you could start your walk to the cache from here. The cache is at N A° B.C W D° E.F using the following clues:

A is the 16th prime number;
B is the 4th pentagonal pyramid number;
The prime factorisation of C is 2x3x7x13;
D is 50;
E is the fifth even nontotient number;
The factorial of F is the first factorial that is not a Harshad number.

Additional Hints (Decrypt)

Ybbx hc!

Decryption Key

A|B|C|D|E|F|G|H|I|J|K|L|M
-------------------------
N|O|P|Q|R|S|T|U|V|W|X|Y|Z

(letter above equals below, and vice versa)