Number Theory
Number Bases
In which base is this equation true?
In which base is this equation true?
If this calculation is written in base 12, which digit does represent?
Note: In base 12, is the digit that represents the number written as 10 in base 10.
Humans (typically) have 10 fingers, so we use base 10. The calculation above was done by an alien; how many fingers do these aliens have?
Note: Assume that the aliens use the same numeral conventions as humans; that is, their numerals (in order) are 0, 1, 2, ..., 8, 9, A, B, ...
In which base is this equation true?