Perfect number-a number that is the sum of its proper divisors (a proper divisor is a divisor smaller than the number itself). For example, 6 is perfect, since its proper divisors are 1, 2, and 3, and 1 + 2 + 3 = 6. Twenty-eight is a perfect number,...

In mathematics, a perfect number is defined as a positive integer which is the sum of its proper positive divisors, that is, the sum of the positive divisors not including the number itself. Equivalently, a perfect number is a number that is half the...

Adviser Editorial Numbers can mean many different things to many different people, and are used for many different purposes. For example. I have a three-page chart of numbers in my computer. At first glance, the numbers are meaningless, but upon closer examination,...

Abstract In this paper we prove that 12 is the only Smarandache perfect number. Keywords Smarandache function, Smarandache perfect number, divisor function. [section]1. Introduction and result Let N be the set of all positive integer. For any positive integer a,...

Syracuse coach Jim Boeheim has plenty of support from Big 12 coaches for expanding the NCAA tournament.Boeheim, a longtime proponent of including more teams, was surprised Sunday when the Orange were snubbed by the selection committee. That brought another round of calls from coaches Monday...

Sherman Frederick, publisher of the Las Vegas Review-Journal and president of Stephens Media Group, is one of a rare breed in the journalistic community, he’s been with the same company throughout his career since he left college. After spending two years at Arizona State University...