+129901 Every perfect number found, so far, is even.....the better question is....."Are there any odd perfect numbers??".....it is speculated that there aren't.......but it hasn't been proved ...!!!
[ BTW...for those that don't know...a perfect number is one that equals the sum its proper divisors...6 is the first one and 28 is the next ]
This topic is quite fascinating.....you can read more about perfect numbers here...http://www-history.mcs.st-and.ac.uk/HistTopics/Perfect_numbers.html
+129901 Every perfect number found, so far, is even.....the better question is....."Are there any odd perfect numbers??".....it is speculated that there aren't.......but it hasn't been proved ...!!!
[ BTW...for those that don't know...a perfect number is one that equals the sum its proper divisors...6 is the first one and 28 is the next ]
This topic is quite fascinating.....you can read more about perfect numbers here...http://www-history.mcs.st-and.ac.uk/HistTopics/Perfect_numbers.html
