>I was thinking about this last night. If you could keep track of the
>divisions for the last Mersenne, you could keep that as a starting point. So
>for example, take M37, and keep track of how many times you did your modulo
>and what the divisor was. Then you could conceptually get back to what
>S(M37) was w/o the modulo by multiplying M37*(sum of divisors) or something
>along those lines. It would at least save you some time, sure there's a big
>modulo calculation in the beginning, and I'm sure the number is friggin'
>huge, but it can be represented as (2^p-1)*(some number).

Well, friggin' huge doesn't even begin to describe it.  There aren't enough
quanta in the universe to hold it.  With each sqaring, it aproximatly 
doubles the number of binary digits, so that number would be aproximatley
2^(2^(p-1)) binary digits long (probably way off by a factor of 2^1000000, 
or something, but when it gets that big, that doesn't matter).

-Lucas Wiman









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