Help Distribute Sweets

A teacher has $n$ sweets and wants to distribute it to $k$ children on the occasion of Children's day in such a way that all the child get equal number of sweets. Also sweets recieved by every child should be prime Since the teacher is very busy so you need to tell her how many sweets should she give to each child. ###Input: - First line of input will contain the number of testcases $t$ - N