N is a four-digit positive integer. Dividing N by 9 , the remainder is 5. Dividing N by 7, the remainder is 2. Dividing N by 5, the remainder is 1. What is the smallest possible value of N?
N = 86
86/9 = 9 R5
86/7 = 12 R2
86/5 = 17 R1
