Thread: A Mersenne number exercise View Single Post
2018-01-15, 15:03   #8
Nick

Dec 2012
The Netherlands

2×3×5×47 Posts

Quote:
 Originally Posted by lukerichards I think this is sufficient?...
Yes, that's fine.
You can also visualize it by writing the numbers in binary.
For example, $$2^4-1$$ is a factor of $$2^{12}-1$$ as
$\underbrace{1111}\underbrace{1111}\underbrace{1111}=1111\times 100010001$