Let A be the largest positive integer that divides all the numbers of the form 3k+4k+5k, and B be the largest positive integer that divides all the numbers of the form 4k+3(4k)+4k+2, where k is any positive integer. Then (A+B) equals
The smallest integer n for which 4n > 1719 holds, is closest to
The smallest integer n for which 4n > 1719 holds, is closest to