Each pole on a road intersection has 4 street lights. If the number of poles at each intersection is 1301977, and the road has 4 intersections, calculate the total number of functioning street ligh…👇

Each pole on a road intersection has 4 street lights. If the number of poles at each intersection is 1301977, and the road has 4 intersections, calculate the total number of functioning street lights if 20 streetlights from the total number are not working.