Linked from
The 6 pages that link to Binary logarithm, each with the reason it gives.
LogarithmBroader topic: It counts powers of two and is common in computing and information theory.
Natural logarithmCompared with: It is favored in computing and yields information measured in bits.
Euler's NumberCompared with: Its base suits powers of two, while e is natural for continuous change.
HeapsortRelated: A heap’s height is logarithmic, bounding the work of each repair operation.