5 Megapixel Camera Binoculars Good But Not Great I Have A 5 Megapixel Camera, What Size Of Pictures Should I Have Them Reprinted Before They Show Pixels?

I have a 5 megapixel camera, what size of pictures should i have them reprinted before they show pixels? - 5 megapixel camera binoculars good but not great

I mean, used a picture of the 2-megapixel to see large images.
in Experience. As will be printed.