Leibniz` Ge(o)heimnisse: Denk mal!

An der Börse 1,
30159 Hannover

Something magnetic might come in handy for this cache.

Entry puzzle:
110100 10110 100011000 1001 101100 111101001
Difficulty/D-rating: 3
Terrain/T-scoring: 1,5

Attention: The cache isn't located at the point shown on the map! To find the cache's location, first convert the binary numbers into coordinates. Leibniz would have loved that!
You can find out how to do this here.