abstract:A powerful number is a positive integer m such that for every prime number p dividing m, p2 also divides m. Equivalently, a powerful number is the product of a square and a cube, that is, a number m of the form m = a2b3, where a and b are positive integers.
The Wallabies came desperately close to scoring the first try of the game soon after, but some heroic defence from the hosts saw powerful Australia number eight Wycliff Palu stopped inches short.